006 and 008: Computer files

The Computer Files definition of field 008/18-34 is used when Leader/06 (Type of record) contains code m (Computer file). Field 008 positions 00-17 and 35-39 are defined the same in 008 fields for all materials.

Field 008/18-34 character positions are equivalent to those in field 006/01-17 when field 006/00 (Form of material) contains code m (Computer file/Electronic resource). These character positions are defined for records in the Computer Files type of material as listed in the table below.

This field has no indicators or subfields; the data elements are positionally defined.

Validity by material type: The character positions and associated codes are valid for Computer Files.

Record requirements in National-level or Minimal-level records: either Mandatory or Optional, depending on the character position.

For details on the character positions and codes used in records for the Computer Files material type, select a topic from the Definition column below:

Computer Files (CF)
006 Position:	008 Position:	Definition:
01-04	18-21	Undefined
05	22	Target audience
06	23	Form of item
07-08	24-25	Undefined
09	26	Type of computer file
10	27	Undefined
11	28	Government publication
12-17	29-34	Undefined