Unesco. (1969). Discharge of selected rivers of the world: A contribution to the International hydrological decade. [publisher not identified].
Chicago Style (17th ed.) CitationUnesco. Discharge of Selected Rivers of the World: A Contribution to the International Hydrological Decade. [Paris]: [publisher not identified], 1969.
MLA (9th ed.) CitationUnesco. Discharge of Selected Rivers of the World: A Contribution to the International Hydrological Decade. [publisher not identified], 1969.
Warning: These citations may not always be 100% accurate.