Cita APA

Halford, R. G., & Halford, R. G. (1995). The unknown navy: Canada's World War II Merchant Navy (1. edition.). Ontario: Vanwell.

Citación estilo Chicago

Halford, Robert G., y Robert G. Halford. The Unknown Navy: Canada's World War II Merchant Navy. 1. edition. Ontario: Vanwell, 1995.

Cita MLA

Halford, Robert G., y Robert G. Halford. The Unknown Navy: Canada's World War II Merchant Navy. 1. edition. Ontario: Vanwell, 1995.