Keedy, Mervin L. <br/><br/>
Basic mathematics :  Teacher's edition / 
Mervin L. Keedy, Marvin L. Bittinger. 
 - 6th ed. 
 - Reading, Mass. :  Addison-Wesley Pub. Co.,  1991. 
 - xxiv, 611, 26 p. :  ill. 
<br/><br/><label>ISBN: </label>0201529262 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic