Citazione Stile APA (7a Edizione)

Dowling, R. K., & Weeden, C. (2017). Cruise ship tourism (Second edition.). CABI.

Citazione stile Chigago Style (17a edizione)

Dowling, Ross Kingston, e Clare Weeden. Cruise Ship Tourism. Second edition. Oxfordshire, UK: CABI, 2017.

Citatione MLA (9a ed.)

Dowling, Ross Kingston, e Clare Weeden. Cruise Ship Tourism. Second edition. CABI, 2017.