Zabójstwo czy naturalny zgon?
Subtitle: na tle sprawy Iwana Ślezki vel Zygmunta Bielaja
By: Józef Gurgul.
Edition: Wyd. 1.
Publisher: Wydawn. Wyższej Szkoły Policji
Published: 1992
Place of publication: Szczytno
Language: pol
Number of pages: 266
Subjects: Bielaj, Zygmunt, 1922-  -- Trials, litigation, etc.; Trials (Murder) -- Poland -- Warsaw.; Trials (Kidnapping) -- Poland -- Warsaw.
Notes: Includes bibliographical references (p. 250-254).
Summary in English, German, and Russian.