APA Style

Covey, Stephen R.. (1992). The Seven Habits of Highly Effective People: Powerful Lessons in Personal Change . London: Simon & Schuster.

Chicago Style

Covey, Stephen R.. The Seven Habits of Highly Effective People: Powerful Lessons in Personal Change. London: Simon & Schuster, 1992. Text.

MLA Style

Covey, Stephen R.. The Seven Habits of Highly Effective People: Powerful Lessons in Personal Change. London: Simon & Schuster, 1992. Text.

Turabian Style

Covey, Stephen R.. The Seven Habits of Highly Effective People: Powerful Lessons in Personal Change. London: Simon & Schuster, 1992. Print.