Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 156356

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Farm tractors - India - Mathematical models

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)1706: Girja sharan 67076, Growth of tractors: Mathematical models, 1991