Olson, Lynn. <br/><br/>
Classroom-tested techniques for elementary teachers. 

 - New York  Center for Applied Research in Education  [1971] 
 - 224 p.  24 cm. 
<br/><br/><label>LCCN: </label>72161124  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elementary school teaching
<br/><br/><label>LC Class. No.: </label>LB1776  / .O46 
<br/><br/><label>Dewey Class. No.: </label>372.1/1/02