TY  - BOOK
AU  - Chawla, Romila.
TI  - International encyclopaedia of sustainable and ecotourism: Vol. 4 : Nature based tourism 
SN  - 9788178805
U1  - 338.479103 
PY  - 2011///
CY  - New Delhi
PB  - Rajat
KW  - Tourism
KW  - Industry -Encyclopaedia
N1  - includes index
ER  -