Gaya APA
Covey, Stephen R. (1997).
The 7 Habits of Highly Effective People (Cet. 1).
Jakarta:
Binarupa Aksara.
Gaya Chicago
Covey, Stephen R.
The 7 Habits of Highly Effective People.
Cet. 1
Jakarta:
Binarupa Aksara,
1997.
Non Fiksi.
Gaya MLA
Covey, Stephen R.
The 7 Habits of Highly Effective People.
Cet. 1
Jakarta:
Binarupa Aksara,
1997.
Non Fiksi.
Gaya Turabian
Covey, Stephen R.
The 7 Habits of Highly Effective People.
Cet. 1
Jakarta:
Binarupa Aksara,
1997.
Non Fiksi.