Ratandeep Singh. (2006). Hotel front desk management and online sevices. Kanishka.
Čikaški stil citiranjaRatandeep Singh. Hotel Front Desk Management and Online Sevices. New Delhi: Kanishka, 2006.
MLA način citiranjaRatandeep Singh. Hotel Front Desk Management and Online Sevices. Kanishka, 2006.
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