TY  - BOOK
AU  - Schmitz, Richard J  .
TI  - Introduction to water pollution biology / 
SN  - 81-86299-04-1
U1  - G955(D854) 
PY  - 1996///
CY  - New Delhi : 
PB  - Asian Books Private Limited , 
KW  - Water-Pollution-Environmental aspects
ER  -