Москва20130416d1963 |||y0rusy50 cacreatorВагнерЭ.ГtextmonographicНа переплете авт. не указаныДоп. тит. л.: Water supply for rural areas and small communities. Edmund G. Wagner, J.N. Lanoix. Geneva, World health organization, 1959Water supply for rural areas and small communities
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NLR 64-7/23220250612042257.0rc\4299312