APA Style

COVEY, S, R. (1989). The 7 Habits Of Highly Effective People: Powerful Lessons In Personal Change (1st ed.). New York: Simon &? Schuster.

MLA Style

COVEY, STEPHEN, R.. "The 7 Habits Of Highly Effective People: Powerful Lessons In Personal Change". 1st ed. New York: Simon &? Schuster, 1989. Text.