Scragg, R. F. R. (1957). Depopulation in New Ireland: A study of demography and fertility. Administration of Papua and New Guinea.
Tohutoru Kātū ChicagoScragg, R. F. R. Depopulation in New Ireland: A Study of Demography and Fertility. [Port Moresby]: Administration of Papua and New Guinea, 1957.
Tohutoro MLAScragg, R. F. R. Depopulation in New Ireland: A Study of Demography and Fertility. Administration of Papua and New Guinea, 1957.
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