Brownell, W.A <br/><br/>
Finding Truth in Arithmetic 

 - New York:  Ginn and Company,  1959. 
 - 88p.;  27cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Education
<br/><br/><label>Dewey Class. No.: </label>372.7  / BRO