TY  - BOOK
AU  - Coler,Robert A.
AU  - Rockwood,John P.
TI  - Water pollution biology: a laboratory/field handbook 
SN  - 877626553
AV  - QH545 .W3C63 1989
U1  - 574.5263 
PY  - 1989///
CY  - Pennsylvania
PB  - Technomic Publishing Co.
KW  - Water pollution
KW  - Biology
ER  -