MORTISS, Peter D. Chamala, Shankariah <br/><br/>
Group management skills for land care: a trainer's guide / 
by Peter D.Mortiss, Shankariah Chamala 
 -  1991 
 - x, 407 pages. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>1875378030 
<br/><br/><label>Dewey Class. No.: </label>630.717  / MOR