Hydrology of deltas : proceedings of the Bucharest symposium - Getbrugge : International Association of Scientific Hydrology, 1970 - 2 v. : ilus. - Studies and reports in hydrology ; 9 . - Studies and reports in hydrology ; 9 . LCCN: 45874 Subjects--Topical Terms: Deltas. Dewey Class. No.: 551.483 / U5