APA stil citiranja

Hempel, G., & Field, J. G. (2002). Oceans 2020: Oceans 2020 : science, trends, and the challenge of sustainability. Washington [etc.]: Island Press.

Chicago stil citiranja

Hempel, Gotthilf, and John G. Field. Oceans 2020: Oceans 2020 : science, trends, and the challenge of sustainability. Washington [etc.]: Island Press, 2002.

MLA stil citiranja

Hempel, Gotthilf, and John G. Field. Oceans 2020: Oceans 2020 : science, trends, and the challenge of sustainability. Washington [etc.]: Island Press, 2002.