@book{117835,
	author = {Pick de Weiss, Susan.},
	title = {Estudio social-psicológico de la planificación familiar},
	publisher = {Siglo Veintiuno Editores},
	year = {1979.},
	series = {Economía y demografía},
	address = {México, D.F.},
	edition = {1a. ed.}
}