Betting, Alvin k. <br/><br/>
Algebra and Trigonometry / 
Alvin k. Betting 
 - America :  International Textbook Company,  1963. 
 - 356 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>512.13  / BET 1963