APA (7th ed.) Citation

Grisham, J., & Waterfield, R. (1999). The firm. Penguin.

Chicago Style (17th ed.) Citation

Grisham, John, and Robin Waterfield. The Firm. London: Penguin, 1999.

MLA (9th ed.) Citation

Grisham, John, and Robin Waterfield. The Firm. Penguin, 1999.

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