Radford, R. (1987). Highlanders and foreigners in the Upper Ramu: The Kainantu area 1919-1942. Melbourne University Press.
Tohutoru Kātū ChicagoRadford, Robin. Highlanders and Foreigners in the Upper Ramu: The Kainantu Area 1919-1942. Carlton: Melbourne University Press, 1987.
Tohutoro MLARadford, Robin. Highlanders and Foreigners in the Upper Ramu: The Kainantu Area 1919-1942. Melbourne University Press, 1987.
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