Willoughby, Stephen S. <br/><br/>
Measuring bowser :  thinking story book / 
Stephen S. Willoughby. 
 - Illinois :  Open Court Publishers,  c1981. 
 - x, 121 p. 
<br/><br/><label>ISBN: </label>0896886034 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maths.
<br/><br/><label>LC Class. No.: </label>CHI QA  / 107  / .W56