APA (7th ed.) Citation

Harssel, J. V., Van Harssel, J., Jackson, R., & Hudman, L. (2015). National Geographic Learning's visual geography of travel and tourism (Fifth edition.). National Geographic Learning ; Stanford, CT Cengage Learning.

Chicago Style (17th ed.) Citation

Harssel, Jan Van, Jan Van Harssel, Richard Jackson, and Lloyd Hudman. National Geographic Learning's Visual Geography of Travel and Tourism. Fifth edition. Boston, MA: National Geographic Learning ; Stanford, CT Cengage Learning, 2015.

MLA (9th ed.) Citation

Harssel, Jan Van, et al. National Geographic Learning's Visual Geography of Travel and Tourism. Fifth edition. National Geographic Learning ; Stanford, CT Cengage Learning, 2015.