APA (7th ed.) Citation

Weber, B., & Farkas, B. P. (1972). "Diorite" as a construction material in Port Moresby. Dept. of Lands, Surveys and Mines.

Chicago Style (17th ed.) Citation

Weber, B., and B. P. Farkas. "Diorite" as a Construction Material in Port Moresby. Port Moresby: Dept. of Lands, Surveys and Mines, 1972.

MLA (9th ed.) Citation

Weber, B., and B. P. Farkas. "Diorite" as a Construction Material in Port Moresby. Dept. of Lands, Surveys and Mines, 1972.