APA (7th ed.) Citation

Heuvelmans, B., & Garnett, R. (1968). In the wake of the sea-serpents. Hart-Davis.

Chicago Style (17th ed.) Citation

Heuvelmans, Bernard, and Richard Garnett. In the Wake of the Sea-serpents. London: Hart-Davis, 1968.

MLA (9th ed.) Citation

Heuvelmans, Bernard, and Richard Garnett. In the Wake of the Sea-serpents. Hart-Davis, 1968.