Animal power in farming systems :  the proceedings of the Second West Africa Animal Traction Networkshop, held September 19-25, 1986, Freetown, Sierra Leone / 

 - Braunschweig, [West Germany] :  Friedr. Vieweg and Sohn,  1988. 
 - 363 p. :  ill., maps ;  24 cm. 
<br/><br/> English and French.  "A publication of Deutsches Zentrum für Entwicklungstechnologien - GATE, in: Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) GmbH." 
<br/><br/><label>ISBN: </label>3528020474 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Draft animals<br/>Animal traction<br/>Agricultural systems
<br/><br/><label>Dewey Class. No.: </label>338 FRI 1988 A079 Or.