@book{56385,
	author = {Bittinger, Marvin L},
	title = {Elementary algebra :},
	publisher = {Addison-Wesley,},
	year = {c1990.},
	address = {Reading, MA :},
	note = {Rev. ed. of : A Problem solving approach to introductory algebra / Mervin L. Keedy, Marvin L. Bittinger, 2nd ed., 1986.}
}