TY  - BOOK
AU  - Chhatwal, G.R., Pandey, D.K. and Nanda, K.K.
TI  - Encyclopaedic dictionary of environment
SN  - 8170411033
U1  - 333.703 
PY  - 1989///
CY  - New Delhi
PB  - Anmol publications
KW  - Encyclopaedia
KW  - Environmental sciences-Encyclopaedia
ER  -