Hungerford, Thomas W. <br/><br/>
Contemporary precalculus :  a graphing approach / 
Thomas W. Hungerford. 
 - 2nd ed. 
 - Philadelphia :  Sanders College Pub.,  c1997. 
 - xviii, 773 p. :  ill. ;  25 cm. 
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>0030185440 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions.