http://dewey.info/scheme/a14/ en
553 Economic geology
553.7 Water
http://dewey.info/scheme/a14/ vi
553 Địa chất học kinh tế
553.7 Nước
http://dewey.info/scheme/a14/ it
553 Geologia economica (Geologia applicata)
553.7 Acqua
http://dewey.info/scheme/edition/e23/ en
553 Economic geology
553.7 Water
553.72 Saline water 553.73 Mineral waters 553.78 Surface water 553.79 Groundwater (Subsurface water)
http://dewey.info/scheme/edition/e22/ de
553 Lagerstättenkunde
553.7 Wasser
553.72 Salzwasser 553.73 Mineralwässer 553.78 Oberflächenwasser 553.79 Grundwasser (Unterirdische Gewässer)
Dewey Decimal Classification
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