Gaya APA
J.G. Nelson, dkk. (1993).
Tourism and Sustainable Development : Monitoring, Planning, Managing .
:
University of Waterloo.
Gaya Chicago
J.G. Nelson, dkk.
Tourism and Sustainable Development : Monitoring, Planning, Managing.
:
University of Waterloo,
1993.
Text.
Gaya MLA
J.G. Nelson, dkk.
Tourism and Sustainable Development : Monitoring, Planning, Managing.
:
University of Waterloo,
1993.
Text.
Gaya Turabian
J.G. Nelson, dkk.
Tourism and Sustainable Development : Monitoring, Planning, Managing.
:
University of Waterloo,
1993.
Print.