I t try impossible now to see a library diary, sit in a collection fulfilling, if not keeps a casual talk with almost every other librarians instead reading this new phrases «MARC format,» «MARC facts,» or «MARC-compatible.» Many collection advantages have not had an opportunity to just take certified programmes describing the important topics from library automation together with character regarding MARC, yet , automatic collection systems are still a fundamental element of its libraries.
That it booklet will show you — on the ideal terms you’ll be able to — exactly what an excellent MARC list is actually, and it surely will supply the first recommendations wanted to know and consider a beneficial MARC authority list. A friend document, Knowledge MARC Bibliographic, focuses primarily on the newest MARC bibliographic list.
Precisely what does MARC Mean?
Machine-readable: «Machine-readable» implies that a computer, normally read and you can translate the info in the accurate documentation. Another pages will explain as to the reasons this is important and exactly how its authorized.
Cataloging listing: Cataloging information have two types: 1) Bibliographic records, containing details about a text, serial, soundtrack, videorecording, etcetera., and you can 2) Authority suggestions, that contain standardized versions to own brands, headings, and you may subjects which might be used on bibliographic information and supply get across references in the magazines. Skills MARC Bibliographic makes reference to the first variety of, this booklet refers to the next.
MARC Power Checklist: MARC authority records hold the standardized kinds of names for all of us, business regulators (such as for instance, societies, organizations, establishments, etc.), meetings, headings, and you will victims. In this manner, authority records bring authority manage . Power handle function starting a respectable mode to have an organization term and making use of you to definitely function if the name’s called for since an access point in the an excellent bibliographic record.
Such as for instance, if you appeared in your library’s on the web directory to the common publication, «Brand new Activities off Tom kissbridesdate.com additional reading Sawyer,» by the Mark Twain, you could potentially retrieve the second bibliographic list display:
Part I
The author and you will Subject entries (highlighted above) is actually regulated, recognized kinds of identity and topic titles that are within separate authority facts and you can made use of given that supply affairs on bibliographic listing.
Instead authority control, looking for variety of instructions into the a giant collection index could well be like trying to find a beneficial needle into the a great haystack!
You should remember that brand new formulation regarding a name, or topic going into the an authority number is founded on fundamentally approved cataloging and you can thesaurus-building events. The brand new MARC 21 power checklist merely keeps or sells these headings for usage from inside the library assistance. For this reason, it doesn’t by itself put the guidelines having creating label or topic titles.
It is also vital that you observe that instead of bibliographic details, authority info do not portray materials into the an effective library’s collection. As an alternative, he or she is tools employed by librarians to attain surface certainly one of bibliographic ideas and supply a connecting framework to have relevant names and you will sufferers for the a list — hence organizing new collection to assist users finding resources.
1) Headings, 2) Get across references, and you will step 3) Notes. (MARC expert information have a tendency to plus consist of more info.) No matter if such elements is actually explained briefly lower than, they’re also discussed on the remainder of it booklet.
1) Heading: The latest standardized «authoritative» particular a name, subject, or term that is used getting availableness situations on bibliographic details. The goal of having fun with standardized brands and sufferers toward bibliographic facts is always to help relevant suggestions end up being retrieved to one another.
2) Get across sources: Recommendations you to definitely direct a person regarding a variation sort of a term or subject to this new official function (this can be named a see reference) or from a single formal setting to a different specialized means as they is connected with each other (this can be named a have plus reference). For MARC expert information, the fresh new records try transmitted or «traced» into listing towards certified going.
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