Gaya APA
Hamdun, D.
(2009).
The 7 Personalities of Success
(
Cet. 1)
.
Jogjakarta:
Garailmu.
Gaya MLA
Hamdun, Dudung.
"The 7 Personalities of Success".
Cet. 1
Jogjakarta:
Garailmu,
2009.
NonFiksi.