Gaya APA
Ryan, C. et al (2005).
EBOOK : TAKING TOURISM TO THE LIMITS : Issues, Concepts And Managerial Perspectives .
Oxford:
Elsevier Ltd.
Gaya MLA
Ryan, Chris. et al.
"EBOOK : TAKING TOURISM TO THE LIMITS : Issues, Concepts And Managerial Perspectives".
Oxford:
Elsevier Ltd,
2005.
Text.