APA引文

Gunn, C. A. (1979). Tourism planning. C. Russak.

Chicago Style (17th ed.) Citation

Gunn, Clare A. Tourism Planning. New York: C. Russak, 1979.

MLA引文

Gunn, Clare A. Tourism Planning. C. Russak, 1979.

警告：這些引文格式不一定是100％准確.