Cita APA (7th ed.)

Armstrong, J. M., & Ryner, P. C. (1981). Ocean management: A new perspective. Ann Arbor Science.

Cita Chicago (17th ed.)

Armstrong, John M., i Peter C. Ryner. Ocean Management: A New Perspective. Ann Arbor, Mich.: Ann Arbor Science, 1981.

Cita MLA (8th ed.)

Armstrong, John M., i Peter C. Ryner. Ocean Management: A New Perspective. Ann Arbor Science, 1981.