APA (7th ed.) Citation

Witt, S. F., Brooke, M. Z., & Buckley, P. J. (1991). The management of international tourism. Unwin Hyman.

Chicago Style (17th ed.) Citation

Witt, Stephen F., Michael Z. Brooke, and Peter J. Buckley. The Management of International Tourism. London ; Boston: Unwin Hyman, 1991.

MLA (9th ed.) Citation

Witt, Stephen F., et al. The Management of International Tourism. Unwin Hyman, 1991.