Dilley, Clyde A. <br/><br/>
Heath elementary mathematics 
Clyde A. Dilley, Walter E. Rucker and Ann E. Jackson  
 - Lexington, D. C.:  Heath and Co.  1975. 
 - 348p. 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics, Elementary
<br/><br/><label>Dewey Class. No.: </label>510  / DIH