TY  - BOOK
AU  - De, Anil Kumar
AU  - De, Arnab Kumar
TI  - Environmental studies: for B.A. B.Sc. and B.Com students 
SN  - 8122412939
U1  - 375.0083 
PY  - 2001///
CY  - New Delhi
PB  - New Age International
KW  - Environmental sciences
KW  - Human ecology
N1  - Includes index
ER  -