@book{439,
	author = {GONDIN, WILLIAMS R. and SOHMER, BERNARD.},
	title = {ALGEBRA SUPERIOR Y CALCULO SIMPLIFICADOS -  ADVANCED ALGEBRA AND CALCULUS MADESIMPLE/ },
	publisher = {CIA. GRAL. DE EDICIONES},
	year = {1974},
	address = {MEXICO: },
	edition = {4},
	note = {CON PRACTICAS, EJERCICIOS Y RESPUESTAS /  BERNARD SOHMER.}
}