APA (7e ed.) Bronvermelding

Dowling, R. K., & Newsome, D. (2010). Global geotourism perspectives. Goodfellow Publishers Ltd..

Chicago (17e ed.) Bronvermelding

Dowling, Ross Kingston, en David Newsome. Global Geotourism Perspectives. Woodeaton, Oxford: Goodfellow Publishers Ltd., 2010.

MLA (9e ed.) Bronvermelding

Dowling, Ross Kingston, en David Newsome. Global Geotourism Perspectives. Goodfellow Publishers Ltd., 2010.