Gaya APA
Covey, S.
(2001).
The 7 Habits of Highly Evective Teens
(
Cet. 1)
.
Jakarta:
Binarupa Aksara.
Gaya MLA
Covey, Sean.
"The 7 Habits of Highly Evective Teens".
Cet. 1
Jakarta:
Binarupa Aksara,
2001.
Text.