@book{69507,
	author = {Rees, Paul Klein. and Rees, Charles Sparks.},
	title = {Algebra comtemporánea},
	publisher = {McGraw-Hill,},
	year = {1980},
	address = {México :},
	note = {Trad. de: Intermediate algebra. 5 ed. de 1978 en inglés}
}