APA
Field J. G., Hempel G. & Summerhayes C. P. (2002). Oceans 2020: science, trends, and the challenge of sustainability. Washington: Island Press.
Chicago
Field John G, Hempel Gotthilf and Summerhayes Colin P. 2002. Oceans 2020: science, trends, and the challenge of sustainability. Washington: Island Press.
Harvard
Field J. G., Hempel G. and Summerhayes C. P. (2002). Oceans 2020: science, trends, and the challenge of sustainability. Washington: Island Press.
MLA
Field John G, Hempel Gotthilf and Summerhayes Colin P. Oceans 2020: science, trends, and the challenge of sustainability. Washington: Island Press. 2002.