APA (7th ed.) Citation

Covey, S. R. (2013). The 7 habits of highly effective people: Powerful lessons in personal change (25th anniversary edition.). Simon & Schuster.

Chicago Style (17th ed.) Citation

Covey, Stephen R. The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change. 25th anniversary edition. New York ; London ; Toronto ; Sydney ; New Delhi: Simon & Schuster, 2013.

MLA (9th ed.) Citation

Covey, Stephen R. The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change. 25th anniversary edition. Simon & Schuster, 2013.