Gibbs, J. (1955). Sentinels of the North Pacific: The story of Pacific coast lighthouses and lightships. Binfords & Mort.
Cita Chicago Style (17a ed.)Gibbs, Jim. Sentinels of the North Pacific: The Story of Pacific Coast Lighthouses and Lightships. Portland, Or.: Binfords & Mort, 1955.
Cita MLA (8a ed.)Gibbs, Jim. Sentinels of the North Pacific: The Story of Pacific Coast Lighthouses and Lightships. Binfords & Mort, 1955.
Precaución: Estas citas no son 100% exactas.