Gaya APA

Yiorgos, I, A. (2001). The sociology of tourism: theoretical and empirical investigations . New York: New York: Routledge, 2001.

Gaya MLA

Yiorgos, I., Apostolopoulos,. "The sociology of tourism: theoretical and empirical investigations". New York: New York: Routledge, 2001, 2001. .