TY  - BOOK
AU  - Sharma,P.D.
AU  - 
TI  - Environmental biology and toxicology 
SN  - 81 7133 964 6
U1  - 577/S531e 
PY  - 0000///Rastogi Pub
PY  - 2011///
CY  - Merrut 
KW  - Environmental biology
KW  - Toxicology
N1  - Includes index(P461-63) and bibliography.
ER  -