APA (7th ed.) Citation

Hutchison, D. S., & Norvick, M. S. (1980). Geology of the North Sepik region, Papua New Guinea. Australian Government Publisher.

Chicago Style (17th ed.) Citation

Hutchison, D. S., and M. S. Norvick. Geology of the North Sepik Region, Papua New Guinea. Canberra: Australian Government Publisher, 1980.

MLA (9th ed.) Citation

Hutchison, D. S., and M. S. Norvick. Geology of the North Sepik Region, Papua New Guinea. Australian Government Publisher, 1980.