TY  - BOOK
AU  - Derrett
TI  - Special interest tourism : context and cases / edited by Norman Douglas, Ngaire Douglas, Ros Derrett
SN  - 0471421715
U1  - 338.4791 SPE 
CY  - Brisbane ; New York : John Wiley & Sons Australia, 2001.
KW  - Tourism.  Heritage tourism.  Ecotourism.
ER  -