REA’s practical help for pre-algebra / 
 Pre-algebra 
authors, Sally H. Spetz ... [et al.] 
 - Piscataway, N.J :  Research & Education Association,  2002 
 - vi, 226 :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0878917616 9780878917617 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Problems, exercises, etc.