Cita APA (7th ed.)

Postma, H., & Zijlstra, J. J. (1988). Continental shelves. Elsevier.

Cita Chicago (17th ed.)

Postma, Hendrik, i Jenne J. Zijlstra. Continental Shelves. Amsterdam: Elsevier, 1988.

Cita MLA (9th ed.)

Postma, Hendrik, i Jenne J. Zijlstra. Continental Shelves. Elsevier, 1988.