TY  - BOOK
AU  - United Nations : Economic commission for Europe
TI  - River basin management : proceedings of the seminar organized  by the Committee on water problems of the United Nations economic commission for Europe and held in London from 15 - 22 June 1970
U1  - 333.9162 
PY  - 1971///
CY  - New York
PB  - United nations
ER  -