Bela Kun - vydai︠u︡ shchiĭsi︠a︡ dei︠a︡telʹ vengerskogo i mezhdunarodnogo revoli︠u︡t︠s︡ionnogo dvizhenii︠a︡ /
Granchak, Ivan Mikhailovich.
Lebovich, Martin Farkashevich.
Moskva :  Myslʹ, 
1975.
Kun, Béla, 1886-1939.