APA Style
R. Covey, Stephen. (2020).
The 7 Habits of Highly Effective People (2020).
New York:
simon & schuster UK.
Chicago Style
R. Covey, Stephen.
The 7 Habits of Highly Effective People.
2020
New York:
simon & schuster UK,
2020.
Buku Teks.
MLA Style
R. Covey, Stephen.
The 7 Habits of Highly Effective People.
2020
New York:
simon & schuster UK,
2020.
Buku Teks.
Turabian Style
R. Covey, Stephen.
The 7 Habits of Highly Effective People.
2020
New York:
simon & schuster UK,
2020.
Buku Teks.