Barr, Donald.  x <br/><br/>
Arithmetic for billy goats  x 

 - x 
 - N.Y.  Harcourt  1966 
 - 108 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetics Arithmetics 
<br/><br/><label>Dewey Class. No.: </label>J511/BAA