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