Cita APA (7th ed.)

Holden, A. (2000). Environment and tourism. Routledge.

Cita Chicago (17th ed.)

Holden, Andrew. Environment and Tourism. London: Routledge, 2000.

Cita MLA (9th ed.)

Holden, Andrew. Environment and Tourism. Routledge, 2000.

Atenció: Aquestes cites poden no estar 100% correctes.