APA aipamena

Mill, R. C. (1990). Tourism: The international business. Prentice-Hall.

Chicago Style aipamena

Mill, Robert Christie. Tourism: The International Business. Englewood Cliffs, N.J: Prentice-Hall, 1990.

MLA aipamena

Mill, Robert Christie. Tourism: The International Business. Prentice-Hall, 1990.