Não informado. (1969). Memoirs of the Hourglass Cruises. Florida Department of Natural Resources, Marine Research Laboratory.
Cita Chicago Style (17a ed.)Não informado. Memoirs of the Hourglass Cruises. St. Petersburg, Fla: Florida Department of Natural Resources, Marine Research Laboratory, 1969.
Cita MLA (8a ed.)Não informado. Memoirs of the Hourglass Cruises. Florida Department of Natural Resources, Marine Research Laboratory, 1969.
Precaución: Estas citas no son 100% exactas.