Attems, Manfred. <br/><br/>
Bauernbetriebe in tropischen Hohenlagen Ostrafrikas :  die Usambara-Berge im Ubergang von der Subsistenz- zur Marktwirtschaft. 

 - Munchen :  Weltforum Verlag,  [1967] 
 - Afrika-Studien ;  Nr. 25 .
<br/><br/> At head of title: IFO-Institut fur Wirtschaftsforschung Munchen. Afrika-Studienstelle. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture -- Economic aspects -- Tanzania -- Usambara Mountains.--Agriculture -- Economic aspects -- Tanzania -- Usambara Mountains.--Agriculture -- Economic aspects -- Tanzania -- Usambara Mountains.--Agriculture -- Economic aspects -- Tanzania -- Usambara Mountains.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Tanzania -- Economic conditions.--Tanzania -- Economic conditions.<br/>Tanzania -- Rural conditions.--Tanzania -- Rural conditions.