Gaya APA

Allan, M. (2012). Geotourism Toward A Better Understanding of Motivations for A Geotourism Experience: A Self-Determination Theory Perspective . United States of America: Lambert Academic Publishing.

Gaya MLA

Allan, Mamoon. "Geotourism Toward A Better Understanding of Motivations for A Geotourism Experience: A Self-Determination Theory Perspective". United States of America: Lambert Academic Publishing, 2012. Text.