TY  - BOOK
AU  - SUBRAHMAYAM, N.S.
AU  - SAMBAMURTY, A.V.S.S.
TI  - ECOLOGY
SN  - 8173197406
U1  - 577/SUB/SAM 
PY  - 2008///
CY  - NEW DELHI.
PB  - NAROSA PUBLISHING HOUSE PVT. LTD., NEW DELHI
ER  -