Gaya APA
COVEY, Stephen R. (2008).
The 7 Habits of Higly Effective People .
Bandung:
Dunamis Publishing.
Gaya Chicago
COVEY, Stephen R.
The 7 Habits of Higly Effective People.
Bandung:
Dunamis Publishing,
2008.
.
Gaya MLA
COVEY, Stephen R.
The 7 Habits of Higly Effective People.
Bandung:
Dunamis Publishing,
2008.
.
Gaya Turabian
COVEY, Stephen R.
The 7 Habits of Higly Effective People.
Bandung:
Dunamis Publishing,
2008.
.