@book{3834,
	author = {ZORRILLA ARENA, SANTIAGO.},
	title = {INTRODUCCION A LA METODOLOGIA DE LA  INVESTIGACION/ },
	publisher = {AGUILAR LEON},
	year = {1993},
	address = {MEXICO: },
	edition = {11},
	note = {INCLUYE INDICE. \ BIBLIOGRAFIA: P. 369-372.}
}