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.