Assessment of technological gaps for improving productivity of small- scale gold miners in Tanzania; the case study of Kahama. 

 - Dar es Salaam  University of Dar es Salaam  2020 
 - xi,100p.  30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Small business - Management
<br/><br/><label>LC Class. No.: </label>THS East Africana Collection HD62.7.T34K35  / Kalowa, Oscar Cosmas