APA (7th ed.) Citation

Covey, S. R. (2004). The 7 habits of highly effective people. Simon & Schuster UK Ltd.

Chicago Style (17th ed.) Citation

Covey, Stephen R. The 7 Habits of Highly Effective People. London: Simon & Schuster UK Ltd, 2004.

MLA (8th ed.) Citation

Covey, Stephen R. The 7 Habits of Highly Effective People. Simon & Schuster UK Ltd, 2004.

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