APA
boyd S., Hall C. M., . (2006). Natural-based tourism in peripheral areas: development or disaster?. New Delhi: Viva Books.
Chicago
boyd Stephen, Hall C Michael, . 2006. Natural-based tourism in peripheral areas: development or disaster?. New Delhi: Viva Books.
Harvard
boyd S., Hall C. M., . (2006). Natural-based tourism in peripheral areas: development or disaster?. New Delhi: Viva Books.
MLA
boyd Stephen, Hall C Michael, . Natural-based tourism in peripheral areas: development or disaster?. New Delhi: Viva Books. 2006.