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001 - CONTROL NUMBER
control field: 19737
003 - CONTROL NUMBER IDENTIFIER
control field: OSt
005 - DATE AND TIME OF LATEST TRANSACTION
control field: 20170925091315.0
008 - FIXED-LENGTH DATA ELEMENTS
fixed length control field: 170925|| aca||babn | a|a d
040 ## - CATALOGING SOURCE
Original cataloging agency: OSt
150 ## - HEADING--TOPICAL TERM
Topical term or geographic name as entry element: Lecciones de filosofía marxista
BIBLIOTECA
2015-2019