APA (7th ed.) Citation

Walker R. Robin & Harding K. Keith. (2006). Tourism 1: Teacher's Resource Book. New York, Oxford University Press, 2006.

Chicago Style (17th ed.) Citation

Walker R. Robin and Harding K. Keith. Tourism 1: Teacher's Resource Book. New York, Oxford University Press, 2006, 2006.

MLA (9th ed.) Citation

Walker R. Robin and Harding K. Keith. Tourism 1: Teacher's Resource Book. New York, Oxford University Press, 2006, 2006.