APA (7th ed.) Citation

Cheyney, P. (1935). "I guarded kings": The memoirs of a political police officer. S. Paul.

Chicago Style (17th ed.) Citation

Cheyney, Peter. "I Guarded Kings": The Memoirs of a Political Police Officer. London: S. Paul, 1935.

MLA (9th ed.) Citation

Cheyney, Peter. "I Guarded Kings": The Memoirs of a Political Police Officer. S. Paul, 1935.

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