Methods of extracurricular educational work

Medynsky, E.N.Methods of extracurricular educational work.- 3rd ed.(Perench. From the 2nd of the book of the book "Science", Moscow, 1919).-Katerinburg: Book of the Urals.Union consum.Societies, 1919. -136 s .. -Brief Decree.Textbooks and manuals for adult schools: p.134. - A brief decree.Books on the issues of the methodology of extracurricular educational work: p.133..Electronic copy source: PB