Pre-algebra 
Corcoran, Clyde L. 
 -  Scott, Foresman and Company.  1987 
 - ix, 582 pages 
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<br/><br/><label>ISBN: </label>0-673-23400-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.
<br/><br/><label>Dewey Class. No.: </label>512 C793 1987