Workneh Negatu. <br/><br/>
Economic interactions of pastoral lowland and highland systems and implications for sustainable livelihoods :  a case study in northeastern Ethiopia / 
Workneh Negatu. 
 - Addis Ababa :  Forum for Social Studies,  c2011. 
 - vii, 59 p. :  ill., maps ;  24 cm. 
 - FSS research report ;  no. 7 .
<br/><br/>Includes bibliographical references (p. 56-57) 
<br/><br/><label>ISBN: </label>9789994450435 (paperback) :  70.00 birr 
<br/><br/><label>LCCN: </label>2012311515 
<br/><br/><label>Dewey Class. No.: </label>ETH 338.963 Wor 2011