Gaya APA
Covey,Sean. (2001).
The 7 Habits of highly effective teens .
Jakarta:
Binarupa Aksara.
Gaya Chicago
Covey,Sean.
The 7 Habits of highly effective teens.
Jakarta:
Binarupa Aksara,
2001.
Text.
Gaya MLA
Covey,Sean.
The 7 Habits of highly effective teens.
Jakarta:
Binarupa Aksara,
2001.
Text.
Gaya Turabian
Covey,Sean.
The 7 Habits of highly effective teens.
Jakarta:
Binarupa Aksara,
2001.
Print.