Covey, S. R. (2003). The 7 habits of highly effective people: Powerful lessons in personal change (25th anniversary edition.). Simon & Shuster.
Chicago Edition CitationCovey, Stephen R. The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change. 25th anniversary edition. New York: Simon & Shuster, 2003.
MLA Edition CitationCovey, Stephen R. The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change. 25th anniversary edition. Simon & Shuster, 2003.
Warning: These citations may not always be 100% accurate.