1. Use of plants among the Kukukuku of South East Central New Guinea;Blackwood;Proceedings of the Sixth Pacific Science Congress,1940
2. Bowers , N. 1970 The Ascending Grassland: An Anthropological Study of Ecological Succession PhD dissertation in Anthropology Columbia University. University Microfilms
3. Brookfield , H. C. 1964 The ecology of highland settlement: some suggestions J. B. Watson The Central Highlands 66 20 38