Cita APA (7th ed.)

Ketchum, B. H. (1983). Estuaries and enclosed seas. Elsevier.

Cita Chicago (17th ed.)

Ketchum, Bostwick H. Estuaries and Enclosed Seas. Amsterdam: Elsevier, 1983.

Cita MLA (9th ed.)

Ketchum, Bostwick H. Estuaries and Enclosed Seas. Elsevier, 1983.