Title: Sbornik materialov sovmestnoi nauchnoi sessii Riazanskogo gosudarstvennogo pedagogicheskogo instituta (RSFSR) i pedagogicheskogo instituta Erfurt-Miulʹkhauzen (GDR) [mart-aprelʹ, 1970
Subjects: Congresses
People: Vladimir Ilʹich Lenin (1870-1924)