Gaya APA
Wafi\', A, A, W.
(2004).
Kejeniusan Ibnu Khaldun
.
Jakarta:
Nuansa Press.
Gaya MLA
Wafi\', Ali, Abdul, Wahid.
"Kejeniusan Ibnu Khaldun".
Jakarta:
Nuansa Press,
2004.
Printed Book.