APA (7th ed.) Citation

Öpik, A. A. (1982). Dolichometopid trilobites of Queensland, Northern Territory, and New South Wales. Australian Govt. Pub. Service.

Chicago Style (17th ed.) Citation

Öpik, A. A. Dolichometopid Trilobites of Queensland, Northern Territory, and New South Wales. Canberra: Australian Govt. Pub. Service, 1982.

MLA (8th ed.) Citation

Öpik, A. A. Dolichometopid Trilobites of Queensland, Northern Territory, and New South Wales. Australian Govt. Pub. Service, 1982.