Heijnen, J. D. <br/><br/>
The mechanised block cultivation schemes in Mwanza region 1964-1969 

 - Dar es Salaam  University College of Dar es Salaam  1969 
 - 44p.  25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Farm mechanization
<br/><br/><label>LC Class. No.: </label>EAF QTO H31.E32 No.9