Paths of science
английский/Paths of science / [Transl. from the Russ. by V. Shneerson].Paths of science / [Transl. from the Russ. by V. Shneerson].Paths of science.Μ./Foreign languages publ. house/, 1956 ( ). - Foreign languages publ. house, 1956. - 296 с. ; 21 см см.Paths of science. Μ., 1956 .Ме0-20/