An effective subfield: Extremely fields incorporate several associated items of investigation. Each kind of data in job is named an excellent subfield , each subfield is preceded because of the a delimiter-subfield password consolidation . Fields 001 thanks to 009 don’t hot syrian women have any subfields.
Like, industry for your own label going has an excellent subfield to have an individual name, numeration, headings and you will dates regarding the identity, one of many others.
An excellent subfield password: Subfield requirements try one lowercase page (from time to time lots) preceded because of the good delimiter. A delimiter is a characteristics regularly separate subfields. For each subfield code implies what kind of analysis pursue it. (Each profession regarding MARC 21 expert structure, the new MARC 21 paperwork directories and you may makes reference to the newest appropriate subfield requirements.)
Throughout the above analogy, the newest subfield rules is actually $a private title, $b getting numeration, $c having headings and other words associated with a name, and you may $d to have times from the a name.
A great delimiter: Additional applications use additional letters to depict the fresh delimiter to the this new monitor or for the printouts. Advice try a dual dagger ( ), a keen “within sign” (), a dollar sign ($), a keen underline ( _ ), or the visual symbol ” “. Within this publication the dollar signal ($) is utilized due to the fact delimiter portion of the subfield code.
step one. New authority record posts.
An expert listing is perfect for each registered sort of a going. To own labels, probably one of the most widely used power documents is the Collection out of Congress Identity Expert Document (otherwise LCNAF). Continue reading…