Library of Congress Call Number   Examples: PS1999 H25Z98, ld5791.8 phd72, qh571.2. Type as much or as little as you wish.

Government Document Number (SuDoc)   Examples: y 3.t 22/2:2 h 88/2, HE 20. Punctuation and spaces are important; upper and lower case letters are not important.

Standard Numbers (ISSN, ISBN, Music)   Examples: ISBN: 1558152008, ISSN: 0002 1406, Coden: CADIDW, Standard Music Number: M571100511, Music Publisher Number: 461 henle or 12785 - 9bostonmusic, LCCN: 82083702. Type as much of the standard number as you know. Punctuation and spacing are optional. Other standard numbers are GPO item numbers, technical report numbers, etc.

OCLC Number   Example: 1234567

Dewey, Public Law Number, etc.   Examples: Dewey Numbers: 342.35 F2, 342 35 f2, Textual Call Numbers: WING, APS, Arabic. Public Law Number (omit hyphen): 74 198. Public Law Statutes at Large citation: 28 Stat 509. Type as much of the number as you know.