Chawla, R. (2008). Tourism phenomenon. Rajat publications.
Chicago Style aipamenaChawla, Romila. Tourism Phenomenon. New Delhi: Rajat publications, 2008.
MLA aipamenaChawla, Romila. Tourism Phenomenon. Rajat publications, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.