APA (7th ed.) Citation

Buckingham. (2005). The one thing you need to know: About great managing, great leading and sustained individual success. Free Press.

Chicago Style (17th ed.) Citation

Buckingham. The One Thing You Need to Know: About Great Managing, Great Leading and Sustained Individual Success. New York: Free Press, 2005.

MLA (8th ed.) Citation

Buckingham. The One Thing You Need to Know: About Great Managing, Great Leading and Sustained Individual Success. Free Press, 2005.