Mahaffey, Michael L. <br/><br/>
Teaching elementary school mathematics 
Michael L Mahaffey and alex F. Perrodin 
 - Itasca,Ill:  F.F.Peacock,  1973. 
 - x, 375p. 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics-Study and teaching-Elementary
<br/><br/><label>Dewey Class. No.: </label>510.7  / MAT