Gaya APA

GOELDNER, C, R. et al (Inc.). Tourism: Principles, practices, philosophies, 11th ed. . New jersey: John Wiley & Sons.

Gaya MLA

GOELDNER, Charles, R.. et al. "Tourism: Principles, practices, philosophies, 11th ed.". New jersey: John Wiley & Sons, Inc.. Buku Teks.