APA (7th ed.) Citation

Robinson, G. P., Brown, C. M., & Jaques, A. L. (1974). Explanatory notes on the Madang geological map. Dept. of Lands, Surveys and Mines.

Chicago Style (17th ed.) Citation

Robinson, G. P., C. M. Brown, and A. L. Jaques. Explanatory Notes on the Madang Geological Map. [Port Moresby]: Dept. of Lands, Surveys and Mines, 1974.

MLA (9th ed.) Citation

Robinson, G. P., et al. Explanatory Notes on the Madang Geological Map. Dept. of Lands, Surveys and Mines, 1974.