Who's who in the socialist countries : a biographical encyclopedia of 10,000 leading personalities in 16 communist countries / ed. by Borys Lewytzkyj and Juliusz Stroynowski ; [transl. and ed. by Stephen Pringle and Ulla Dornberg]. - Stroynowski, Juliusz (1919-1991) (K.G. Saur Publishing Inc. ; Verlag Dokumentation Saur KG, 1978)