TY  - GEN
AU  - Dobson, Mike 
AU  - Frid, Chris 
TI  - Ecology of Aquatic systems 
SN  - 9780582298040 (pb)
U1  - 577.8 DOB-FRI  
PY  - 1998///
CY  - England
PB  - Longman Ltd
KW  - Estuaries
KW  - Rivers
N1  - Include Reference glossary index
ER  -