@book{146944,
	author = {Puga, Cristina. and Puga, Cristina.},
	title = {Organizaciones empresariales y Tratado de Libre Comercio.},
	publisher = {UNAM, Facultad de Ciencias Politicas y Sociales},
	year = {1993.},
	address = {Mexico, D.F.}
}