TY  - BOOK
AU  - Das, Madhab C.
TI  - Fundamentals of ecology
SN  - 0-07-042147-1
U1  - 577 21st ed.
PY  - 2004///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing
KW  - Ecology
N1  - Index: pp 517-8
ER  -