http://dewey.info/scheme/edition/e23/ en
627 Hydraulic engineering
627.5 Reclamation, irrigation, related topics
627.52 Irrigation 627.54 Drainage and reclamation from sea 627.56 Artificial recharge of groundwater 627.58 Shore protection
http://dewey.info/scheme/edition/e22/ de
627 Wasserbau
627.5 Landgewinnung, Bewässerung, verwandte Themen
627.52 Bewässerung 627.54 Dränung und Landgewinnung aus dem Meer 627.56 Künstliche Grundwasseranreicherung 627.58 Küstenschutz
Dewey Decimal Classification
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