Gaya APA
Weaver, D.
(2006).
EBOOK : SUSTAINABLE TOURISM : THEORY AND PRACTICE
.
Oxford:
Elsevier Butterworth-Heinemann.
Gaya MLA
Weaver, David.
"EBOOK : SUSTAINABLE TOURISM : THEORY AND PRACTICE".
Oxford:
Elsevier Butterworth-Heinemann,
2006.
Text.