Cohen, David,  1942 September 28- <br/><br/>
Precalculus / 
David Cohen, Theodore B. Lee and David Sklar. 
 - 7th ed. 
 - Belmont, CA :  Brooks/Cole, Cengage  c2012 
 - 1 v. (various pagings) :  ill. (some col.) ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0840069421 9781111428778 9780840069429 
<br/><br/><label>LCCN: </label>2010923816 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precalculus.
<br/><br/><label>LC Class. No.: </label>QA39.3  / .COH 2012