APA (7th ed.) Citation

Covey, S. R. (2009). The 7 habits of highly effective people.

Chicago Style (17th ed.) Citation

Covey, Stephen R. The 7 Habits of Highly Effective People. 2009.

MLA (8th ed.) Citation

Covey, Stephen R. The 7 Habits of Highly Effective People. 2009.

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