Ruud, Warren L. <br/><br/>
Prelude to calculus 
Warren L. Ruud, Terry L. Shell. 
 - Belmont, Calif.  Wadsworth Pub.  c1990. 
 - xiv, 719, 69 p.  ill. (some col.) 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label> 42.95 
<br/><br/><label>LCCN: </label>89009102  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>QA39.2  / .R88 1990 
<br/><br/><label>Dewey Class. No.: </label>510