Opik, A. Dolichometopid trilobites of Queensland, Northern rerritory, and New South Wales. Australian Government Publishing Service.
Chicago Style (17th ed.) CitationOpik, A.A. Dolichometopid Trilobites of Queensland, Northern Rerritory, and New South Wales. Australian Government Publishing Service.
MLA (8th ed.) CitationOpik, A.A. Dolichometopid Trilobites of Queensland, Northern Rerritory, and New South Wales. Australian Government Publishing Service.
Warning: These citations may not always be 100% accurate.