Penn, J. (1902). The South American pilot (5a. ed.). The Hydrographic office Admiralty.
Cita Chicago (17th ed.)Penn, James. The South American Pilot. 5a. ed. Londres: The Hydrographic office Admiralty, 1902.
Cita MLA (9th ed.)Penn, James. The South American Pilot. 5a. ed. The Hydrographic office Admiralty, 1902.
Atenció: Aquestes cites poden no estar 100% correctes.