Dilley, Clyde A. <br/><br/>
Mathematics:  modern concepts and skills / 
Clyde A. Dilley and Walter E. Rucker; Illustrated by Plynn E. Williams. 
 - [New York] :  Raytheon Education Co.,  1968. 
 - 358 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics