APA-viite

Huybers, T. (2007). Tourism in developing countries. Edward Elgar Publishing.

Chicago-tyylinen lähdeviittaus

Huybers, Twan. Tourism in Developing Countries. Cheltenham: Edward Elgar Publishing, 2007.

MLA-viite

Huybers, Twan. Tourism in Developing Countries. Edward Elgar Publishing, 2007.