@book{12970,
	author = { Paquette, Leo A.,  and Aguilar Ortega, Ma. Teresa },
	title = {Fundamentos de quimica heterociclica /},
	publisher = {Limusa, },
	year = { 1987},
	address = { México : },
	edition = {1. ed.},
	note = {Traduccion de : principles of modern heterocyclic chemistry}
}