TY  - BOOK
AU  - Ward, Henry Baldwin.
AU  - Whipple, George Chandler.
TI  - Fresh water biology
SN  - 9780282685317
U1  - 591.929 
PY  - 1918///
CY  - New York
PB  - John Wiley and Sons
KW  - Limnology
KW  - Water quality
KW  - Inland water ecology
N1  - Includes index
ER  -