TY  - BOOK
AU  - Byl, Thomas Duane,
AU  - Smith, George F.
CN  - I 19.76:
CY  - Nashville, Tenn. :
CY  - [Denver, Colo.] :
DA  - 1994.
ID  - 196510
KW  - Biological monitoring
KW  - Water quality
N1  - Distributed to depository libraries in microfiche.
N1  - Shipping list no.: 95-0614-M.
PB  - The Survey ;
PB  - U.S. Dept. of the Interior, U.S. Geological Survey, distributor],
PP  - Nashville, Tenn. :
PP  - [Denver, Colo.] :
PY  - 1994.
T1  - Biomonitoring our streamswhat's it all about? /
TI  - Biomonitoring our streamswhat's it all about? /
VL  - 94-378
ER  -