Singh, T. (2004). Handbook of environmental guidelines for Indian tourism. Kanishka.
Chicago Stili AlıntıSingh, Tatandeep. Handbook of Environmental Guidelines for Indian Tourism. New Delhi: Kanishka, 2004.
MLA AlıntıSingh, Tatandeep. Handbook of Environmental Guidelines for Indian Tourism. Kanishka, 2004.
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