Sethi, P. (2002). Hotel and hospitability marketing. Rajat.
Chicago Style aipamenaSethi, Praveen. Hotel and Hospitability Marketing. New Delhi: Rajat, 2002.
MLA aipamenaSethi, Praveen. Hotel and Hospitability Marketing. Rajat, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.