Cita APA (7a ed.)

Haywood, R., & Spivak, R. (2012). Maritime piracy. Routledge.

Cita Chicago Style (17a ed.)

Haywood, Robert, y Roberta Spivak. Maritime Piracy. London ; New York: Routledge, 2012.

Cita MLA (9a ed.)

Haywood, Robert, y Roberta Spivak. Maritime Piracy. Routledge, 2012.