Boosting math scores ; by the editors of The World Book Encyclopedia. 

 - Chicago:   World Book Encyclopedia,   1982.  
 - 127 p. ;  17 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0716631555 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510