APA (7th ed.) Citation

Thorpy, M. J. (2004). The encyclopedia of psychic disorders: Sleep and sleep disorders (Volume 5.). Viva book private limited.

Chicago Style (17th ed.) Citation

Thorpy, Michael J. The Encyclopedia of Psychic Disorders: Sleep and Sleep Disorders. Volume 5. New Delhi: Viva book private limited, 2004.

MLA (9th ed.) Citation

Thorpy, Michael J. The Encyclopedia of Psychic Disorders: Sleep and Sleep Disorders. Volume 5. Viva book private limited, 2004.