Hakimian, H. Teshome, A. <br/><br/>
Trainers' guide: concepts, principles and methods of training 

 - Food and Agriculture Organization (FAO) of the United Nations  London  1995 
 - 400p. 
 - Volume  II .
<br/><br/><label>ISBN: </label>9251033498 
<br/><br/><label>Nat. Bib. No.: </label>6746 
<br/><br/><label>Universal Decimal Class. No.: </label> / TRA