Computer File Cheat Sheet
Fixed field
Type: a = electronic text data
g/k = electronic image data
e/f = electronic map data
c/d = electronic music data
i/j = electronic sound data
m = electronic programs/services
Blve: m
Desc: a
File: a = numerical data
b = computer
program (most commonly used)
c =
representational
d = document (purely text)
e =
bibliographic data (citations, databases...)
f = font
g = game (educational software)
h = sound
i =
interactive multimedia
j = online
system or service
m =
combination
u = unknown
z = other
007 Physical Description Fixed Field (R)
CD-ROM:
c $b o $d a/c/g/m $e g $f a/blank
Floppy disk:
c $b j $d c $e a $f a/blankNOTE: in subfield $d: a (1 color), c (multicolor), g (gray scale), m (mixed)
in subfield $f: a (sound), blank (no-sound)
049 NXWW245 Title/Statement of Responsibility (NR)
1st Indicator
0 no title added entry
1 title added entry
2nd Indicator
0-9 Number of nonfiling characters presente.g. title $h [computer file] : $b subtitle / $c statement of responsibility.
NOTE: use GMD $h [interactive multimedia] for interactive computer files with two or more types of audio and/or visual media.
246 Varying Form of Title (R)
1st Indicator
0 Note, no title added entry
1 Note, title added entry
2 No note, no title added entry
3 No note, title added entry2nd Indicator
| No information provided
0 Portion of title
1 Parallel title
2 Distinctive title
3 Other title
4 Cover title
5 Added title page title
6 Caption title
7 Running title
8 Spine titleNOTE: don't end 246 field with punctuation
250 Edition Statement (NR)
Use edition statement: ed., issue, version, level, update etc. if the statement is readily available.
256 Computer File Characteristics (NR)
Use one of the following terms when the information is readily available:
Computer data (number of files, records and/or bytes may be added)
Computer program(s) (number of files, program statements and/or bytes may be given)
Computer data and program(s)260 Publication, Distribution etc. (Imprint) (NR)
e.g. Place of publication : $b Name of publisher, $c Date of publication.
300 Physical Description (R)
$a For CD-ROM: x computer laser optical disc(s)
For 3 1/2 in floppy disk: x computer disk(s)
$b "sd", "col" if applicable
$c CD-ROM: 4 3/4 in.
3 1/2 in. floppy disk: 3 1/2 in.
5 1/4 in. floppy disk: 5 1/4 in.5xx Note Field (in order)
538 System requirements: model of computer; amount of memory; name of operating system; software requirements; peripherals.
NOTE: repeat 538 if software is PC and Mac compatible.
e.g. System requirements for PC:
System requirements for Macintosh:546 Language or script of spoken or written content.
500 Source of title proper.
500 Production credits/Statements of responsibility.
500 File characteristics.
500 Publication/distribution.
500 Physical description.
500 Accompanying materials
500 Other series info.
500 Dissertations.
521 Audience.
520 Summery.
505 Content.6xx Subject Access
7xx Added Entries
949 0 $l w $l wa / or wf $m m
949 1 Call # $l wac / or wfr $t 5 / or 2 $z 090 $p price $i barcode $c vol. # $m message $g xx copyNOTE: wf, wfr, 2 are for CDs to be stored in Reference. See New Policy for CDs for detail.