RILU
R.I.L.U
Krasnyĭ Internatsi︠o︡nal profsoi︠u︡zov
Красный Интернационал профсоюзов
Krasnyĭ Profintern
Красный Профинтерн
Profintern
Профинтерн
Mezhdunarodnyĭ kongress revoli︠u︡t︠s︡ionnykh professionalʹnykh soi︠u︡zov
Mezhdunarodnyĭ sovet profsoi︠u︡zov
Mezhsovprof
Rote Gewerkschafts-Internationale
World Congress of Revolutionary Trade and Industrial Unions
International Congress of Revolutionary Trade and Industrial Unions
Internationale syndicale rouge
I.S.R.
Purofinterun