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Número de registros utilizados en: 0

001 - CONTROL NUMBER

• control field: 9840

003 - CONTROL NUMBER IDENTIFIER

• control field: DLC

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20180729222718.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 100614i| anannbab| |a ana ||| d

010 ## - LIBRARY OF CONGRESS CONTROL NUMBER

• LC control number: sh 96006945

040 ## - CATALOGING SOURCE

• Original cataloging agency: DGB/UNAM
• Language of cataloging: spa
• Transcribing agency: DGB/UNAM
• Modifying agency: DGB/UNAM

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Correo electrónico en la educación

450 #0 - SEE FROM TRACING--TOPICAL TERM

• Topical term or geographic name entry element: Electronic mail systems in education

550 ## - SEE ALSO FROM TRACING--TOPICAL TERM

• Control subfield: g
• Topical term or geographic name entry element: Educación

670 ## - SOURCE DATA FOUND

• Source citation: DGB/UNAM, 14 junio 2010:
• Information found: catálogo electrónico (Correo electrónico en la educación)

670 ## - SOURCE DATA FOUND

• Source citation: Biblioteca del Congreso (Estados Unidos), 14 junio 2010:
• Information found: catálogo electrónico (Electronic mail systems in education)

750 #0 - ESTABLISHED HEADING LINKING ENTRY--TOPICAL TERM

• Topical term or geographic name entry element: Electronic mail systems in education
• Authority record control number or standard number: sh 96006945

902 ## -

• : CEA/CEA/SLB

903 ## -

• : Nivel 3