CASTAŅEDA JIMENEZ, JUAN METODOS DE INVESTIGACION II - 0 - MEXICO MCGRAW HILL 1996 - 169 pag. 23.5 cm - 2 0 . LOGICA/METODOLOGIA/HIPOTESIS/ANALISIS ISBN: 970-10-0928-2 Subjects--Topical Terms: OBRAS GENERALES Dewey Class. No.: 001.42 / C29