TY  - BOOK
AU  - Gjessing,Egil T.
TI  - Physical and chemical characteristics of aquatic humus
SN  - 0250401150
PY  - 1976///
CY  - Ann Arbor, Mich.
PB  - Ann Arbor Science Publishers
N1  - Title on spine: Characteristics of aquatic humus; Includes index
ER  -