TY  - BOOK
AU  - Golterman, H. L.
ED  - Clymo, R.S.
ED  - Ohnstad, M.A.M.
TI  - Methods for physical and chemical analysis of fresh waters
SN  - 0632004592
U1  - 546.22 
PY  - 1978///
CY  - Oxford :  
PB  - Blackwell Scientific
ER  -