Entrada Término temático

Número de registros utilizados en: 3

001 - CONTROL NUMBER

• control field: 3501

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20150409181546.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 150409|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Seguridad social
• General subdivision: Historia
• Geographic subdivision: Ecuador

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)27436: Echezuria, César 3471 ed., Policía Nacional del Ecuador: 75 años, 1938‐2013, 2013