@book{348,
	author = {UNESCO Social and Human Sciences Documentacion Centre.},
	title = {Selective inventory of social science information and documentation services = Inventaire selectif des services d'indormation et de documentation en sciences sociales = Inventario selectivo de servicios y documentación en ciencias sociales /},
	publisher = {UNESCO, },
	year = {1988},
	series = {World Social Science information directories},
	address = {Paris :},
	edition = {3 ed.},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/352.pdf}
}