13 de agosto de 1979.
Corporate Authors: | Lic. Gabriel Zorrilla Martínez, Coordinador General de Delegaciones Regionales, Delegados |
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Format: | CIRCULAR RE |
Online Access: | https://infonavit.smart-ed.mx/cgi-bin/koha/opac-retrieve-file.pl?id=8121552b2e3d7ef50f613986ca8aeb6d |