APA (7th ed.) Citation

Davis, R. (1981). The encyclopedia of horror. Octopus.

Chicago Style (17th ed.) Citation

Davis, Richard. The Encyclopedia of Horror. London: Octopus, 1981.

MLA (9th ed.) Citation

Davis, Richard. The Encyclopedia of Horror. Octopus, 1981.

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