Entrada Topical Term

Número de registros utilizados en: 1

001 - CONTROL NUMBER

• control field: 30992

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20200217111511.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 200217|| 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: MEDIO AMBIENTE

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)19532: Ministerio de Educación 3552, Historia natural y ecología de El Salvador, 1995.