Basic concepts of mathematics.  an introductory text for teachers. Vol. IV 

 - Chicago  African Education Program of Educational Services, Inc.  [1966] 
 - 288p.  28cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>EAF QA11.E49 1965 Vol.IV