Witt, S. F., Brooke, M. Z., & Buckley, P. J. (1991). The management of international tourism. Unwin Hyman.
Cita Chicago Style (17a ed.)Witt, Stephen F., Michael Z. Brooke, y Peter J. Buckley. The Management of International Tourism. London [etc.]: Unwin Hyman, 1991.
Cita MLA (9a ed.)Witt, Stephen F., et al. The Management of International Tourism. Unwin Hyman, 1991.
Precaución: Estas citas no son 100% exactas.