Cita APA (7a ed.)

O'Brian, P. (1994). The thirteen-gun salute. Harper Collins.

Cita Chicago Style (17a ed.)

O'Brian, Patrick. The Thirteen-gun Salute. London: Harper Collins, 1994.

Cita MLA (9a ed.)

O'Brian, Patrick. The Thirteen-gun Salute. Harper Collins, 1994.