Chandra, P. (2003). Global Ecotourism, codes, protocols and charters.
Citación estilo ChicagoChandra, Prabhas. Global Ecotourism, Codes, Protocols and Charters. Newdelhi, Kanishka Publishers, 2003.
Cita MLAChandra, Prabhas. Global Ecotourism, Codes, Protocols and Charters. 2003.
Warning: These citations may not always be 100% accurate.