APA Style
Covey, Stephen R.. (1990).
The Seven Habits of Highly Effective People : Restoring the character ethic .
New York:
Fireside Book.
Chicago Style
Covey, Stephen R..
The Seven Habits of Highly Effective People : Restoring the character ethic.
New York:
Fireside Book,
1990.
Text.
MLA Style
Covey, Stephen R..
The Seven Habits of Highly Effective People : Restoring the character ethic.
New York:
Fireside Book,
1990.
Text.
Turabian Style
Covey, Stephen R..
The Seven Habits of Highly Effective People : Restoring the character ethic.
New York:
Fireside Book,
1990.
Print.