TY  - BOOK
AU  - P.R. Trivedi
AU  -  Gurudeep Raj, 
TI  - Environmental Biology
SN  - 81-7158-232-X
U1  - 574.5 
PY  - 1992///
CY  - New Delhi
PB  - Akashdeep Publishing House
N1  - P.R. Trivedi & Gurudeep Raj: Environmental Biology.  New Delhi.  Akashdeep Publishing House, 1992. 81-7158-232-X--(574.5TRI)
ER  -