@book{6371,
	author = {VILLARREAL GONZALEZ, FIDEL. and BUTRUILLE, DANIEL.},
	title = {ESTEQUIOMETRIA/ },
	publisher = {TRILLAS},
	year = {1990},
	series = {TEMAS BASICOS : QUIMICA},
	address = {MEXICO: },
	edition = {3},
	note = {INCLUYE BIBLIOGRAFIAS E INDICE.}
}