Pernetta, John C. <br/><br/>
Subsidy cycles in consumer /producer societies:  the faceof change / 
John Pernetta and Lance Hill. 
 - [Port Moresby]:  University of Papua New Guinea, Dept. ofHistory,  [1980]. 
 - 26p. 
 - History of agriculture discussion paper;  no.40. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources--Social aspects--Papua New Guinea.<br/>Subsistance economy--Papua New Guinea.<br/>Human ecology--Papua New Guinea.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Papua New Guinea--Economic conditions.