@book{8642,
	author = {Oms, Margarita},
	title = {Introducción a las ciencias sociales},
	publisher = {Pontificia Universidad Católica, Dept de Sociología},
	year = {1983.},
	series = {Serie de sociologia},
	address = {Ponce, P.R.},
	edition = {5. ed.}
}