Population and progress : Is there a conflict?

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Nelson, Jack L.
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Prentice Hall. c1977.
Putanga:2ª ed.
Ngā marau:
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Whakaahuatanga
Whakaahuatanga ōkiko:vii, 119 p. 22 cm.
Rārangi puna kōrero:Bibl., índice.
ISBN:0136864775