APA (7th ed.) Citation

Weber, B., Harris, J., & Jacobson, G. (1972). Quarry sites in the Port Moresby area. Dept. of Lands, Surveys and Mines.

Chicago Style (17th ed.) Citation

Weber, B., John Harris, and G. Jacobson. Quarry Sites in the Port Moresby Area. [Port Moresby]: Dept. of Lands, Surveys and Mines, 1972.

MLA (9th ed.) Citation

Weber, B., et al. Quarry Sites in the Port Moresby Area. Dept. of Lands, Surveys and Mines, 1972.