APA (7th ed.) Citation

Strasser, T., & Foley, M. (1997). Free Willy. Penguin Books.

Chicago Style (17th ed.) Citation

Strasser, Todd, and Mark Foley. Free Willy. London: Penguin Books, 1997.

MLA (9th ed.) Citation

Strasser, Todd, and Mark Foley. Free Willy. Penguin Books, 1997.

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