Harris, G.T. <br/><br/>
Papers on primary industry commodities /1977 / 
R. McKillop... [et al.]. 
 - [Port Moresby] :  University of Papua New Guinea :  Dept. of Primary Industry,  1977. 
 - 2v. 
 - History of agriculture discussion paper ; no. 1 & 2. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Papua New Guinea.<br/>Farm produce--Papua New Guinea.