TY  - BOOK
AU  - Joseph Benny
TI  - Environmental studies
SN  - 9780070648135 (pbk)
U1  - G:55, P9 
PY  - 2009///
CY  - New Delhi
PB  - Tata Mc Graw-Hill Publishing Company Limited 
KW  -  Environmental science
KW  - Zoology
N1  - Appendices 1-2, 314-338p.; Index 339-347p
ER  -