HERNANDEZ SAMPIERI, ROBERTO Y OTROS METODOLOGIA DE LA INVESTIGACION - 6 - MEXICO MCGRAWHILL 2014 - 600p E1B2 27X21X3CM HER 701 C2 - 6 . METODOLOGIA DE LA INVESTIGACION COMPRA ISBN: 978-1-4562-2396-0 Source: C2 HER 701 Nat. Bib. No.: LC Class. No.: HER 701 / 701 C2 Dewey Class. No.: 001.42 / 701