TY  - BOOK
AU  - Somani, L. L.
TI  - Dictionary of ecology and environment: : Q-R
SN  - 817099392X
U1  - 577.03 
PY  - 1992///
CY  - New Delhi
PB  - Mittal publications
KW  - Dictionary
KW  - Ecology-dictionary
KW  - Environment-dictionary
ER  -