APA (7th ed.) Citation

Groome, D., & Roberts, R. (2017). Parapsychology: The science of unusual experience (Second edition.). Routledge.

Chicago Style (17th ed.) Citation

Groome, David, and Ron Roberts. Parapsychology: The Science of Unusual Experience. Second edition. New York, NY: Routledge, 2017.

MLA (9th ed.) Citation

Groome, David, and Ron Roberts. Parapsychology: The Science of Unusual Experience. Second edition. Routledge, 2017.