Prabhas Chandra. (2003). International ecotourism: Environmental rules and regulations. Kanishka.
Chicago Edition CitationPrabhas Chandra. International Ecotourism: Environmental Rules and Regulations. New Delhi: Kanishka, 2003.
MLA Edition CitationPrabhas Chandra. International Ecotourism: Environmental Rules and Regulations. Kanishka, 2003.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.