Used in 2 records
001 - CONTROL NUMBER
control field: 12519
003 - CONTROL NUMBER IDENTIFIER
control field: GY-GeU
005 - DATE AND TIME OF LATEST TRANSACTION
control field: 20100830155008.0
008 - FIXED-LENGTH DATA ELEMENTS
fixed length control field: 100830|||a|||||| | ||| d
040 ## - CATALOGING SOURCE
Original cataloging agency: GY-GeU
Transcribing agency: GY-GeU
150 ## - HEADING--TOPICAL TERM
Topical term or geographic name as entry element: Computer networks.
670 ## - SOURCE DATA FOUND
Source citation: Work cat.: (GY-GeU)0: Housley, Trevor 12518, Data communications and teleprocessing systems /, 1979.
670 ## - SOURCE DATA FOUND
Source citation: Work cat.: (GY-GeU)0: Housley, Trevor 12518, Data communications and teleprocessing systems /, 1979.