Fredericks, Leslie M. <br/><br/>
Pembelajaran aktif matematik KBSR :  (idea-idea untuk guru) / 
Leslie M. Fredericks, Lim Soo Kheng. 
 - Petaling Jaya :  Longman Malaysia,  1992 
 - vi, 113 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9679765466 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic--Study and teaching (Primary)--Malaysia