Ritchie, J. R. Brent. The competitive destination : a sustainable tourism perspective / J.R. Brent Ritchie and Geoffrey I. Crouch. - Oxon, UK : CABI Pub., 2003. - 272 p. : ill. HKBU Library ISBN: 0851996647 9780851996646 Subjects--Topical Terms: Ecotourism. LC Class. No.: G156.5.E26 / R599 C 2003