Entrada Término temático

Número de registros utilizados en: 113

001 - CONTROL NUMBER

• control field: 2438

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20250227232611.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 201025|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

150 17 - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Recursos naturales

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt): Perloff, Harvey 2430, La calidad del medio ambiente urbano, 1974.