METODOS DE INVESTIGACION 3 EDIC.

PEARSON EDUCACION

SALKIND

9789701702345

ALIANZA EDITORIAL

NATHAN, PETER E./GORMAN, JACK M./SALKIND NATHAN, PETER E./GORMAN, JACK M./SALKIND NATHAN, PETER E./GORMAN, JACK M./SALKIND

9788420647357

SAGE PUBLICATIONS

BRUCE B. FREY/NEIL J. SALKIND BRUCE B. FREY/NEIL J. SALKIND

9781544381855

COOPER TRINITY PRESS

AMY J. WARSHAWSKY/BETSY SALKIND AMY J. WARSHAWSKY/BETSY SALKIND

9798998602702