1980 Nesenal Populeisan sensas =

समान संसाधन

• Questions and answers about the 1980 National Population Census.
  प्रकाशित: (1980)
• 1980 National Population Census in Papua New Guinea's 5th anniversary year /
  प्रकाशित: (1979)
• The 1980 national population census /
  प्रकाशित: (1983)
• 1980 National Census Project : summary technical report.
  प्रकाशित: (1982)
• Port Moresby in maps : spatial characteristics of the 1980 Census /
  द्वारा: King, David
  प्रकाशित: (1986)