APA (7th ed.) Citation

Luban, O., & Radek, K. 1. B. (2005). Karl Radek (1885-1939). IWK.

Chicago Style (17th ed.) Citation

Luban, Ottokar, and Karl 1885-1939 BeteiligteR Radek. "Karl Radek (1885-1939)." IWK 2005.

MLA (8th ed.) Citation

Luban, Ottokar, and Karl 1885-1939 BeteiligteR Radek. "Karl Radek (1885-1939)." IWK, 2005.

Warning: These citations may not always be 100% accurate.