@book{5899,
	author = {Gallo T., Miguel Ángel and Salquero Acosta, Roberto, coaut},
	title = {Introducción a las ciencias sociales I:},
	publisher = {Ediciones Quinto Sol,},
	year = {1988.},
	series = {Textos Universitarios},
	address = {México:},
	edition = {1aed}
}