1980 census codelists / 
National Statistical Office (P.N.G.). 
 - Port Moresby :  National Statistical Office,  1982. 
 - 53 p. :  30 cm. 
 - 1980 national population census technical report ;  no. 6 .
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Papua New Guinea--Census,1980