Data automation
Subtitle: data elements and codes
Series: Air Force manual ; 300-4; Air Force manual -- 300-4
Publisher: U.S. Dept. of Defense, Dept. of the Air Force
Published: 1973
Place of publication: Washington
Language: eng
Subjects: United States. -- Air Force -- Information services
Other titles: Data elements and codes, program and resources
Notes: Cover title

Loose-leaf for updating
Table of contents: title: v. 4. Program and resources, Change 4