↑ Compare: Mayntz, Melissa. "Cruise to Nowhere". Cruises.lovetoknow.com. สืบค้นเมื่อ 2018-11-02. A two-night, three-day cruise to nowhere can offer a quick vacation for a very reasonable price. Ships depart from their home port and sail in a loop to and from the same port, without any other stops.
↑ Wolber, Ben; Papathanassis, Alexis; Vogel, Michael (2012). The business and management of ocean cruises. CABI. ISBN9781845938468.
