TY  - BOOK
AU  - Yadav, P.R.
AU  - Mishra, Shubhrata
TI  - Environmental ecology
SN  - 911123253475
AV  - QH 545 .Y12 2004
PY  - 2004///
CY  - New Delhi
PB  - Discovery Pub. House
KW  - Pollution
KW  - Environmental aspects
KW  - Nature
KW  - Effects of human being on
KW  - Ecological disturbances
ER  -