APA (7th ed.) Citation

Covey, S. R. (2004). The 8th habit: From effectiveness to greatness. Simon&Schuster.

Chicago Style (17th ed.) Citation

Covey, Stephen R. The 8th Habit: From Effectiveness to Greatness. London: Simon&Schuster, 2004.

MLA (9th ed.) Citation

Covey, Stephen R. The 8th Habit: From Effectiveness to Greatness. Simon&Schuster, 2004.

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