Logic K.D.Ushinsky and its significance in the system of schooling

Tikhvinsky, L.I.Logic K.D.Ushinsky and its significance in the system of schooling: abstract.dis.On Soi.scientist.Art.cand.ped.sciences / scientific.Institute of Theory and History of Pedagogy Acad.ped.sciences of the RSFSR.- [Yaroslavl]: Yaroslavl type.regalgraphizdat, 1952. -16 p.;20 x 14 cm. -Bibliogr.In the settling.Note .. - Ex.: without tit.l..I. Ushinsky, Ph.D. .. II.Institute of Theory and History of Pedagogy (Moscow) .1.People (collection).Electronic copy source: PBThe place of storage of the original: GPI.Center for Social and Political History