APA (7th ed.) Citation

Hunter, N. A. (1966). Gently in an omnibus: Three complete novels. Cassell.

Chicago Style (17th ed.) Citation

Hunter, N. Alan. Gently in an Omnibus: Three Complete Novels. London: Cassell, 1966.

MLA (8th ed.) Citation

Hunter, N. Alan. Gently in an Omnibus: Three Complete Novels. Cassell, 1966.