College algebra:  concepts and models/ 
(by) Roland E. Larson, Robert P. Hostetler (and) Anne V. Hodgkins. 
 - 2nd ed. 
 - Lexington, Mass:  D.C.Heath,  c1996 
 - vols.:  ill.;  26 cm. 
<br/><br/><label>ISBN: </label>0669396184 (instructor's ann. edition) 
<br/><br/><label>Dewey Class. No.: </label>512.9  / L334