Buswell G T Co. <br/><br/>
Arithmetic 1947: Papers presented at the second annual conference on arithmetic held at the university of Chicago June 30, July 1 and 2, 1947 

 - Chicago, USA  The University of Chicago Press  1947 
 - v,73p. 
<br/><br/><br/>Supplementary educational monographs published in conjunction with the school review and the elementary school journal 
<br/><br/><label>Source: </label>Books to be hide in OPAC