Trecker, Harleigh Bradley,  1911- <br/><br/>
How to work with groups, 
by Harleigh B. Trecker and Audrey R. Trecker. 
 - New York,  Woman's Press,  1952. 
 - 167 p.  21 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>52009623  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social groups.<br/>Social group work.
<br/><br/><label>LC Class. No.: </label>HS35  / .T7 
<br/><br/><label>Dewey Class. No.: </label>301.155