Grossman, Lawrence S. <br/><br/>
From subsistence affluence to subsistence malaise :  cash cropping and the subsistence system in the highlands of Papua New Guinea / 
by Lawrence S. Grossman. 
 - [Port Moresby] :  University of Papua New Guinea,  [n.d] 
 - 16 p. 
 - History of agriculture discussion paper no. 46. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subsistance economy--Papua New Guinea.<br/>Agriculture--Economic aspects--Papua New Guinea--Highlands