Szczepanski, Amy F. <br/><br/>
The complete idiot's guide to pre-algebra / 
 Pre-algebra 
by Amy F. Szczepanski and Andrew P. Kositsky 
 - New York :  Alpha Books,  c2008 
 - xxiii, 369 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>1592577725 9781592577729 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics