Smart, James R. <br/><br/>
New understanding in arithmetic. 

 - Boston :  Allyn and Bacon,  1963. 
<br/><br/><label>LCCN: </label>63008886 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic.
<br/><br/><label>LC Class. No.: </label>QA106  / .S54 
<br/><br/><label>Dewey Class. No.: </label>511