TY  - BOOK
AU  - Moss,Brain  .
TI  - Ecology of fresh waters : man and medium,past to future / 
SN  - 0632035129
U1  - 577.6 
PY  - 1998///
CY  - Oxford : 
PB  - Blackwell Publishers , 
KW  - FRESH WATER ECOLOGY
N1  - Includes bibliographical references and index
ER  -