TY  - GEN
AU  - Trivedi, P. R. ed.
AU  - Raj, Gurdeep
TI  - Environmental biology
SN  - 81-7158-232-x
U1  - 574.52 
CY  - New Delhi
PB  - Akashdeep Publishing House
KW  - Ecology
KW  - Human ecology
KW  - Physical environment
KW  - Pollution
KW  - Environmental protection
KW  - Pathology
ER  -