APA (7e ed.) Bronvermelding

Hudman, L. E., & Jackson, R. H. (2003). Geography of travel & tourism (4th ed.). Thomson/Delmar Learning.

Chicago (17e ed.) Bronvermelding

Hudman, Lloyd E., en Richard H. Jackson. Geography of Travel & Tourism. 4th ed. Clifton Park, NY: Thomson/Delmar Learning, 2003.

MLA (9e ed.) Bronvermelding

Hudman, Lloyd E., en Richard H. Jackson. Geography of Travel & Tourism. 4th ed. Thomson/Delmar Learning, 2003.