Hirsch, Lewis. <br/><br/>
Understanding intermediate algebra / 
L. Hirsch, A. Goodman. 
 - 2nd ed. 
 - St. Paul :  West Pub. Co.,  1990. 
 - xvii, 726 p.  ill. (some col.) ;  26 cm. 
<br/><br/><label>ISBN: </label>0314481249 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra