Kjekshus, H. <br/><br/>
Ecology control & economic development in East African history:   the Case of Tanganyika 1850–1950/ 
Helge Kjekshus. 
 - Dar es Salaam,  Eastern African Studies.  1977. 
 - xxxi, 222 p.:  ill.;  23 cm. 
<br/><br/> Includes bibliography references and index 
<br/><br/><label>ISBN: </label>9780852557280 
<br/><br/><label>LC Class. No.: </label>DUCE HC557.T3K55