Kramer, Klaas. <br/><br/>
School math /    
Klass Kramer, Lyle E. Anderson, Earl G. Ockenga. 
 - Chicago :   Lynos & Carnahan,   c1974. 
 - v, 314 p. :    ill. (some col.) ;    24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0661011062 
<br/><br/><label>Dewey Class. No.: </label>510 KRA