Cita APA (7a ed.)

Barnes, R. S. K., & Hughes, R. N. (1982). An introduction to marine ecology. Blackwell Scientific Publications.

Cita Chicago Style (17a ed.)

Barnes, R. S. K., y R. N. Hughes. An Introduction to Marine Ecology. Oxford, U.K: Blackwell Scientific Publications, 1982.

Cita MLA (9a ed.)

Barnes, R. S. K., y R. N. Hughes. An Introduction to Marine Ecology. Blackwell Scientific Publications, 1982.