Title: Report of the fourth congress of the R.I.L.U
First published: 1928
Subjects: Congresses, Labor unions, Red International of Labor Unions, Red International of Labor Unions. Congress 1928 : Moscow, R.S.F.S.R.), Red International of Labor Unions. Congress 1928 : Moscow, Russia)
LC classification: HD6475.A2 R4 1928h