TY  - BOOK
AU  - Anjaneyulu Y
AU  - Prof. P Narasimha
TI  - Introduction to environmental science
SN  - 817800061X
U1  - 363.7 
PY  - 2004///
CY  - Hyderabad
PB  - BS publications
KW  - Human population
KW  - Waste management
KW  - Pollution
ER  -