Gaya APA
Abdurrahman, I, K.
(19).
Muqaddimah tarikh Ibn Khaldun
.
Bairut:
Daru Al Fikr.
Gaya MLA
Abdurrahman, Ibn, Khaldun,.
"Muqaddimah tarikh Ibn Khaldun".
Bairut:
Daru Al Fikr,
19.
Text.