TY  - BOOK
AU  - Muss, Bent.J.
ED  - Dahlstom,Preben.  
ED  - Wheeler, Alwyne.   .
TI  - Freshwater fish of Britian and Europe
U1  - 597.092942 
PY  - 1971///
CY  - London
PB  - Collins
ER  -