1980 national population census :  census division populations / 
National Statistical Office. 
 - Port Moresby :  The Office,  1979. 
 - [17] p. :  ill. ;  29 cm. 
<br/><br/><label>ISBN: </label>0724707611 
<br/><br/><label>Subjects--Corporate Names: </label><br/>National Population Census Project.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Papua New Guinea--Census,--1980.