Collinson, M. P. <br/><br/>
Usamao chiefdom, Kwimba District 

 - Ukiriguru   : Western Research Centre,  1962 
 - 42p.   : ill.   ; 35cm. 
 - Farm Management Surveys; 2 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>farm managent survey
<br/><br/><label>LC Class. No.: </label>IRA HD2137.T2C61