APA Style

Covey, S, R. (2013). The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change . United States of America: Simon & Schuster.

MLA Style

Covey, Stephen, R. "The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change". United States of America: Simon & Schuster, 2013. Text.