APA (7th ed.) Citation

Walker, R., & Harding, K. (2006). Tourism 1: Teacher's resource book. Oxford University Press.

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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