APA引文

Goeldner, C. R., & Ritchie, J. R. B. (2015). Tourism: Principles, practices, philosophies. Wiley.

Trích dẫn kiểu Chicago

Goeldner, Charles R., và J R Brent Ritchie. Tourism: Principles, Practices, Philosophies. Wiley, 2015.

MLA引文

Goeldner, Charles R., và J R Brent Ritchie. Tourism: Principles, Practices, Philosophies. Wiley, 2015.

警告：這些引文格式不一定是100％准確.