APA Style
Tourism : principles, practices, philosophies. (1990).
New York:
John Wiley & Sons.
Chicago Style
Tourism : principles, practices, philosophies.
.
New York:
John Wiley & Sons,
1990.
.
MLA Style
Tourism : principles, practices, philosophies.
.
New York:
John Wiley & Sons,
1990.
.
Turabian Style
Tourism : principles, practices, philosophies.
New York:
John Wiley & Sons,
1990.
.