TY  - BOOK
AU  - Ravi, K. 
TI  - Conservation and economic evaluation of biodiversity :   : Paper presented at the Indo-British workshop held at the tropical botanic garden and research institute, Thiruvananthapuram, India in February 1996. / 
SN  - 8120411846
U1  - 581.5222 PUS R 1 22nd ed. 
PY  - 1997///
CY  - New Delhi
PB  - Oxford and IBH Publishing Co. Pvt. Ltd.
KW  - Biological diversity
ER  -