1. 1
    by Baxter, Michael W. P.
    Published 1973
    ...Dept. of Geography, University of Papua and New Guinea,...
    Book
  2. 2
    by Curtain, Richard
    Published 1980
    ...Australian National University, Development Studies Centre,...
    Book
  3. 3
    Published 1977
    ...Papua New Guinea Institute of Applied Social and Economic Research in association with Australian National University Press,...
    Book