[Problems of drinking water supply and sanitary protection of water tanks in the Polish Peoples' Republic].
D011044:Poland; D014867:Water / Q000032:analysis; D014871:Water Microbiology; D014876:Water Pollution
D014867:Water
Voprosy pit'evogo vodosnabzheniia i sanitarnoĭ okhrany vodoemov v Pol'skoĭ Narodnoĭ Respublike.