Waddell, Eric. <br/><br/>
The mound builders:  agricultural practices, environment, and society in the central highlands of New Guinea / 
Eric Waddell. 
 - Seattle, Wash. :  University of Washington Press,  c1972. 
 - xvi, 253 p. :  ill. ;  22 cm 
<br/><br/> A revision of the author's thesis, Australian National University, 1969. 
<br/><br/>Includes bibliography: p. 239-249. 
<br/><br/><label>ISBN: </label>0295951699 
<br/><br/><label>LCCN: </label>92033072 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Enga (New Guinea people).<br/>Raiapa Enga (Papua New Guinea people).<br/>Agriculture--History.--Papua New Guinea--Enga Province<br/>Ethnology--Enga Province--Papua New Guinea<br/>Human geography--Papua New Guinea--Enga Province
<br/><br/><label>Dewey Class. No.: </label>307.72099563  / W118