http://dewey.info/scheme/a14/ en
551.4 Geomorphology and hydrosphere
551.48 Hydrology
http://dewey.info/scheme/a14/ vi
551.4 Địa mạo học và thuỷ quyển
551.48 Thuỷ học
http://dewey.info/scheme/a14/ it
551.4 Geomorfologia e idrosfera
551.48 Idrologia
http://dewey.info/scheme/edition/e23/ en
551.4 Geomorphology and hydrosphere
551.48 Hydrology
551.4809012 Hydrology (Fresh waters)--to 4000 B.C. 551.48099923 Hydrology (Fresh waters)--Mars 551.482 Lakes and inland seas 551.483 Rivers and streams 551.484 Waterfalls 551.488 Runoff 551.489 Floods
http://dewey.info/scheme/edition/e22/ de
551.4 Geomorphologie und Hydrosphäre
551.48 Hydrologie
551.4809012 Hydrologie (Süßwasser)—bis 4000 v. Chr. 551.48099923 Hydrologie (Süßwasser)—Mars (Planet) 551.482 Seen und Binnenmeere 551.483 Flüsse und Fließgewässer 551.484 Wasserfälle 551.488 Abfluss 551.489 Überschwemmungen
Dewey Decimal Classification
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