Cox, Fred M. <br/><br/>
Tactics and techniques of community practice / 
Fred M. Cox [and three others]. 
 - Ithasca :  F.E. Pescock Publishers Inc,  1981. 
 - 441 pages :  illustrations ;  24 cm. 
<br/><br/> Includes bibliographies. 
<br/><br/><label>ISBN: </label>087581221-X