Cita APA (7th ed.)

Gardiner, R. (1996). The earliest ships: The evolution of boats into ships. Naval Institute.

Cita Chicago (17th ed.)

Gardiner, Robert. The Earliest Ships: The Evolution of Boats into Ships. Annapolis: Naval Institute, 1996.

Cita MLA (9th ed.)

Gardiner, Robert. The Earliest Ships: The Evolution of Boats into Ships. Naval Institute, 1996.