APA (7th ed.) Citation

Richet, C. R., & De Brath, S. (1923). Thirty years of psychical research: Being a treatise on metapsychics. The MacMillan Company.

Chicago Style (17th ed.) Citation

Richet, Charles Robert, and Stanley De Brath. Thirty Years of Psychical Research: Being a Treatise on Metapsychics. New York: The MacMillan Company, 1923.

MLA (9th ed.) Citation

Richet, Charles Robert, and Stanley De Brath. Thirty Years of Psychical Research: Being a Treatise on Metapsychics. The MacMillan Company, 1923.