Cita APA (7a ed.)

Shackleford, P. (2020). A history of the world tourism organization (First edition.). Emerald Publishing.

Cita Chicago Style (17a ed.)

Shackleford, Peter. A History of the World Tourism Organization. First edition. United Kingdom: Emerald Publishing, 2020.

Cita MLA (8a ed.)

Shackleford, Peter. A History of the World Tourism Organization. First edition. Emerald Publishing, 2020.