TY  - BOOK
AU  - Purohit,S.S.
AU  - Agrawal,Ashok K.
TI  - Environmental pollution: causes, effects and control 
SN  - 817754201X
U1  - 577.27 21
PY  - 2006///
CY  - India
PB  - Agrobiios
KW  - Pollution
KW  - Environmental aspects
N1  - Includes bibliographical references and index
ER  -