APA
Witt S. F. e., . (1989). Tourism marketing and management handbook. London: Prentice Hall.
Chicago
Witt Stephen F ed, . 1989. Tourism marketing and management handbook. London: Prentice Hall.
Harvard
Witt S. F. e., . (1989). Tourism marketing and management handbook. London: Prentice Hall.
MLA
Witt Stephen F ed, . Tourism marketing and management handbook. London: Prentice Hall. 1989.