Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 42077

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20201215150923.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 201215|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Operating systems

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)6588: Bach, Maurice J. 21620, The design of the UNIX operating system /, c1986.