APA (7th ed.) Citation

Kantor, M. (1959). The unseen witness. Allen.

Chicago Style (17th ed.) Citation

Kantor, MacKinlay. The Unseen Witness. London: Allen, 1959.

MLA (8th ed.) Citation

Kantor, MacKinlay. The Unseen Witness. Allen, 1959.

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