Bist, D. S. (2000). Safety and security at sea: A guide to safer voyages.
Dyfyniad Arddull ChicagoBist, D S. Safety and Security at Sea: A Guide to Safer Voyages. Butterworth-Heinemann Books, Oxford, 2000.
Dyfyniad MLABist, D S. Safety and Security at Sea: A Guide to Safer Voyages. 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.