Harris, E. C., & Hughes, P. J. (1978). An Early Agricultural System at Mugumamp Ridge, Western Highlands Province, Papua New Guinea. The Australian journal of anthropology, 11(4), 437-444. doi:10.1111/j.1835-9310.1978.tb01180.x
Chicago Style (17th ed.) CitationHarris, Edward C., and Philip J. Hughes. "An Early Agricultural System at Mugumamp Ridge, Western Highlands Province, Papua New Guinea." The Australian Journal of Anthropology 11, no. 4 (1978): 437-444, https://doi.org/10.1111/j.1835-9310.1978.tb01180.x.
MLA (9th ed.) CitationHarris, Edward C., and Philip J. Hughes. "An Early Agricultural System at Mugumamp Ridge, Western Highlands Province, Papua New Guinea." The Australian Journal of Anthropology, vol. 11, no. 4, 1978, pp. 437-444, https://doi.org/10.1111/j.1835-9310.1978.tb01180.x.