Sethi, P. (1999). Strategies for the future of travel and tourism. Rajat Publications.
Chicago Style (17. basım) AtıfSethi, Praveen. Strategies for the Future of Travel and Tourism. New Delhi: Rajat Publications, 1999.
MLA (9th ed.) AtıfSethi, Praveen. Strategies for the Future of Travel and Tourism. Rajat Publications, 1999.
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