APA استشهاد

Oil Companies International Marine Forum. (1997). Mooring equipment guidelines (Ed.2.). Witherby.

استشهاد بنمط شيكاغو

Oil Companies International Marine Forum. Mooring Equipment Guidelines. Ed.2. London: Witherby, 1997.

MLA استشهاد

Oil Companies International Marine Forum. Mooring Equipment Guidelines. Ed.2. Witherby, 1997.