Citazione Stile APA (7a Edizione)

Kallen, H. M. (1972). Toward a philosophy of the seas. The University Pr. of Virginia.

Citazione stile Chigago Style (17a edizione)

Kallen, Horace M. Toward a Philosophy of the Seas. Virginia: The University Pr. of Virginia, 1972.

Citatione MLA (9a ed.)

Kallen, Horace M. Toward a Philosophy of the Seas. The University Pr. of Virginia, 1972.