Essential mathematics   A modern approach 
Bittinger Keedy 
 - 2RD 
 - USA,  Addison Welsley,  1977. 
 - 660P 
<br/><br/><label>ISBN: </label>0-201-03728-9 
<br/><br/><label>Subjects--Topical Terms: </label>--School of Pure and Applied Sciences
<br/><br/><label>LC Class. No.: </label>QA39.2  / B58