TY  - BOOK
AU  - Buckley,Ralf
TI  - Ecotourism: principles and practices 
SN  - 9781845934576 (alk. paper)
U1  - 910.68 22
PY  - 2009///
CY  - Cambridge, Mass.
PB  - CABI
KW  - Ecotourism
ER  -