TY  - BOOK
AU  - Khatri, Umesh
TI  - An economic valuation of invasive species (a case study of water hyacinth in Phewa lake, Pokhara
U1  - CD10498 
PY  - 2014///
CY  - Kathmandu
KW  - Economics
KW  - Species
KW  - Environment
KW  - Economic value
N1  - Dissertation
ER  -