TY  - BOOK
AU  - Schmitz,Richard J..
TI  - Introduction to Water pollution biology / 
SN  - 8186299041
U1  - 577.6 
PY  - 1996///
CY  - New Delhi : 
PB  - Asian Books , 
KW  - WATER-POLLUTION
KW  - POLLUTION-ENVIRONMENTAL ASPECTS
N1  - NULL
ER  -