APA (7th ed.) Citation

Roels, O. A. (1973). The environmental impact of deep-sea mining: Progress report. National Oceanic and Atmospheric Administration, Environmental Research Laboratories.

Chicago Style (17th ed.) Citation

Roels, Oswald A. The Environmental Impact of Deep-sea Mining: Progress Report. Boulder, Colo.: National Oceanic and Atmospheric Administration, Environmental Research Laboratories, 1973.

MLA (9th ed.) Citation

Roels, Oswald A. The Environmental Impact of Deep-sea Mining: Progress Report. National Oceanic and Atmospheric Administration, Environmental Research Laboratories, 1973.