APA (7th ed.) Citation

Riso D.R. (2003). Discovering Your Personality Type: The Essential Introduction…. Marin Books.

Chicago Style (17th ed.) Citation

Riso D.R. Discovering Your Personality Type: The Essential Introduction…. Marin Books, 2003.

MLA (9th ed.) Citation

Riso D.R. Discovering Your Personality Type: The Essential Introduction…. Marin Books, 2003.

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