Styl cytowania APA

Goeldner, C. R. R. (2012). Tourism: Principles, practices and philosophies.

Styl cytowania Chicago

Goeldner, C R: Ritchie. Tourism: Principles, Practices and Philosophies. John Wiley & Sons Inc., New York, 2012.

Styl cytowania MLA

Goeldner, C R: Ritchie. Tourism: Principles, Practices and Philosophies. 2012.