Churchill, Eileen M. <br/><br/>
Counting and measuring :  an approach to number education in the primary school / 
Eileen M. Churchill 
 - London :  Routledge & Kegan Paul,  1961 
 - 219 p. :  ill.;  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic--Study and teaching (Elementary)<br/>Number concept