Cita APA (7a ed.)

Theobald, W. F. (2005). Global tourism (3rd ed.). Elsevier Butterworth Heinemann.

Cita Chicago Style (17a ed.)

Theobald, William F. Global Tourism. 3rd ed. Amsterdam [etc.]: Elsevier Butterworth Heinemann, 2005.

Cita MLA (9a ed.)

Theobald, William F. Global Tourism. 3rd ed. Elsevier Butterworth Heinemann, 2005.