Field definition and scope:

Field 581 contains a note giving the citation or information about a publication that is based on the use, study, or analysis of the materials described in the record.  Documentation about a file, etc., is recorded in field 556 (Information About Documentation Note).

This field can also be used to record citations to published sources, such as exhibition or collection catalogs, that contain photocopies or reproductions of items.

The note is sometimes displayed or printed with an introductory term that is generated as a display constant.

The National level record requirement for this field is Optional.

Field 581 is repeatable.

Guidelines for applying content designators:

For indicator and subfield code definitions and examples, National-level (NLR) and Minimal-level (MLR) record requirements, and designator repeatability, see table below:

Position

Description

NLR

MLR

Repeatability

Field 581

Publications About Described Materials Note

O

O

R

Indicator:

 

 

 

 

First

Display constant controller

M

 

 

#

Publications

A

 

 

8

No display constant generated

A

 

 

 

 

 

 

 

Second

Undefined; contains a blank

M

 

 

 

 

 

 

 

Subfield code:

 

 

 

 

$a

Publications about described materials note

M

O

NR

$z

International Standard Book Number

A

O

R

$3

Materials specified

O

O

NR

$6

Linkage

A

O

NR

$8

Field link and sequence number

O

O

R

Input conventions:

Punctuation

Display constant

Related MARC fields or documents:

556  Information About Documentation Note

880  Alternate Graphic Representation

See also:

5XX  Note Fields

Variable Data Fields