Entry Topical Term

Number of records used in: 71

001 - CONTROL NUMBER

• control field: 41100

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Data processing

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)110200: Humphrey, David B. 41090, Payment systems: principles, practice, and improvements, 1995