Denholm,Richard A <br/><br/>
Mathematics structure &  Skills (second book) / 
Richard A Denholm 
 - Calfornia   state Series,   1970 
 - vii, 471 p. :  ill. ;  23 cm. 
<br/><br/>Numeration Systems (Page-1), Number Ideas and Patterns (Page-55), Numbers of Arithmetic (Page-115), Geometry (Page-177), Introduction to Integers (Page-227), Number Phrases and Sentences (Page-275), Congruence (Page-321), Rate Ratio and Percents (Page-371), Extending Number Systems (Page-417). 
<br/><br/><label>ISBN: </label>0971696225 (pbk.) 
<br/><br/><label>LCCN: </label>2005271511 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mathematics<br/>Policy sciences--Methodology.<br/>System analysis.
<br/><br/><label>Dewey Class. No.: </label>510,DEN