Kjekshus, Helge. <br/><br/>
Ecology control and economic development in East African history : 

 - London :  Heinemann,  1977. 
 - viii, 215 p. :  ill. ; 
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>0435945262 :  0435945270 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>LC Class. No.: </label>MED. DT438.  / K59