APA Style

Covey, Stephen R.. (2004). The 7 habits of highly effective people : powerful lessons in personal change . New York: Free Press.

Chicago Style

Covey, Stephen R.. The 7 habits of highly effective people : powerful lessons in personal change. New York: Free Press, 2004. E-book.

MLA Style

Covey, Stephen R.. The 7 habits of highly effective people : powerful lessons in personal change. New York: Free Press, 2004. E-book.

Turabian Style

Covey, Stephen R.. The 7 habits of highly effective people : powerful lessons in personal change. New York: Free Press, 2004. E-book.