Gaya APA
Covey, Stephen R. (1997).
The 7 Habits Of Highly Effevtive People (I).
Jakarta:
Binarupa Aksara.
Gaya Chicago
Covey, Stephen R.
The 7 Habits Of Highly Effevtive People.
I
Jakarta:
Binarupa Aksara,
1997.
Text.
Gaya MLA
Covey, Stephen R.
The 7 Habits Of Highly Effevtive People.
I
Jakarta:
Binarupa Aksara,
1997.
Text.
Gaya Turabian
Covey, Stephen R.
The 7 Habits Of Highly Effevtive People.
I
Jakarta:
Binarupa Aksara,
1997.
Print.