Cita APA

Carlsen, J., & Butler, R. (2014). Island Tourism: Sustainable Perspectives. CABI.

Chicago Style Citation

Carlsen, Jack, i Richard Butler. Island Tourism: Sustainable Perspectives. CABI, 2014.

Cita MLA

Carlsen, Jack, i Richard Butler. Island Tourism: Sustainable Perspectives. CABI, 2014.

Atenció: Aquestes cites poden no estar 100% correctes.