From Rio to Rai :  environment and development in Papua New Guinea up to 2000 and beyond / 
edited by Darren Gladman, David Mowbray & John Duguman. 
 - Port Moresby :University of Papua New Guinea Press,  1996. 
 - 6 vols. ;  22 cm. 
<br/><br/>Recommended text: LC331 (Language & communication].<br/>Includes bibliographic reference. 
<br/><br/><label>ISBN: </label>9980840884 [vol.6] 
<br/><br/><label>Dewey Class. No.: </label>333.7209953  / F931