Keedy, Mervin Laverne <br/><br/>
Algebra and trigonometry :  a functions approach / 
Mervin L. Keedy, Marvin L. Bittinger 
 - Reading, Mass. :  Addison-Wesley,  1974 
 - viii, 633 p. ;  28 cm. 
<br/><br/><label>ISBN: </label>0201036592 
<br/><br/><label>LCCN: </label>73-008240 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Trigonometry