Niemelä, Teijo. "Costa Deliziosa handed over", Cruise Business Review, 31 January 2010. Luettu 16 February 2010. Archived from the original on 27 helmikuu 2012.
Niemelä, Teijo. "Costa Deliziosa handed over", Cruise Business Review, 31 January 2010. Luettu 16 February 2010. Archived from the original on 27 helmikuu 2012.