Tumarkin, D. D.
Bongu : one hundred years of social and cultural change in New Guinea / D.D. Tumarkin. - [Port Moresby] : University of Papua New Guinea, Dept. of Primary Industry [1979?]. - 24 leaves. - History of agriculture discussion paper ; no. 52 .
Bongu (Papua New Guinea)--Social conditions.
Bongu : one hundred years of social and cultural change in New Guinea / D.D. Tumarkin. - [Port Moresby] : University of Papua New Guinea, Dept. of Primary Industry [1979?]. - 24 leaves. - History of agriculture discussion paper ; no. 52 .
Bongu (Papua New Guinea)--Social conditions.