Cita APA (7a ed.)

Cussler, C., & Du Brul, J. (2006). Dark watch. Penguin Books.

Cita Chicago Style (17a ed.)

Cussler, Clive, y Jack Du Brul. Dark Watch. London: Penguin Books, 2006.

Cita MLA (9a ed.)

Cussler, Clive, y Jack Du Brul. Dark Watch. Penguin Books, 2006.