APA Style
Covey, Stephen R.. (1989).
The 7 habits of highly effective people powerful lessons in personal change .
New York:
Fireside.
Chicago Style
Covey, Stephen R..
The 7 habits of highly effective people powerful lessons in personal change.
New York:
Fireside,
1989.
Text.
MLA Style
Covey, Stephen R..
The 7 habits of highly effective people powerful lessons in personal change.
New York:
Fireside,
1989.
Text.
Turabian Style
Covey, Stephen R..
The 7 habits of highly effective people powerful lessons in personal change.
New York:
Fireside,
1989.
Print.