Παραπομπή APA

(1999). The 21st century cruise ship: Conference proceedings : London, 15-16 April 1999. London: The Institute of Marine Engineers.

Παραπομπή Chicago Style

The 21st Century Cruise Ship: Conference Proceedings : London, 15-16 April 1999. London: The Institute of Marine Engineers, 1999.

Παραπομπή MLA

The 21st Century Cruise Ship: Conference Proceedings : London, 15-16 April 1999. London: The Institute of Marine Engineers, 1999.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.