APA (7th ed.) Citation

Buckingham, M., & Coffman, C. (1999). First, break all the rules: What the world's greatest managers do differently. Pocket Books.

Chicago Style (17th ed.) Citation

Buckingham, Marcus, and Curt Coffman. First, Break All the Rules: What the World's Greatest Managers Do Differently. London: Pocket Books, 1999.

MLA (9th ed.) Citation

Buckingham, Marcus, and Curt Coffman. First, Break All the Rules: What the World's Greatest Managers Do Differently. Pocket Books, 1999.