APA (7th ed.) Citation

Froest, F. (2015). The Grell mystery / a story of crime by Frank Froëst, ex-Chief Inspector of Scotland Yard ; with an introduction by Tony Medawar. Collins Crime Club.

Chicago Style (17th ed.) Citation

Froest, Frank. The Grell Mystery / a Story of Crime by Frank Froëst, Ex-Chief Inspector of Scotland Yard ; with an Introduction by Tony Medawar. London: Collins Crime Club, 2015.

MLA (9th ed.) Citation

Froest, Frank. The Grell Mystery / a Story of Crime by Frank Froëst, Ex-Chief Inspector of Scotland Yard ; with an Introduction by Tony Medawar. Collins Crime Club, 2015.

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