APA (7th ed.) Citation

Knightley, P., & Rennert, U. <. (1989). Kim Philby: Geheimagent. List.

Chicago Style (17th ed.) Citation

Knightley, Phillip, and Udo <Englisch> Rennert. Kim Philby: Geheimagent. München: List, 1989.

MLA (8th ed.) Citation

Knightley, Phillip, and Udo <Englisch> Rennert. Kim Philby: Geheimagent. List, 1989.

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