TY  - BOOK
AU  - Verma, P S
AU  - Agarwal, V K
TI  - Environmental Biology : Principles Of Ecology
SN  - 8121908590
PY  - 2001///
PB  - S Chand & Co. Pvt. Ltd., New Delhi
KW  - Biology (Gifted)
KW  - Biology,Environmental,Principles,Ecology
ER  -