Baali, F., & Wardi, A. (1989). Ibn Khaldun dan pola pemikiran Islam. Pustaka Firdaus.
Chicago Style (17th ed.) CitationBaali, Fuad, and Ali Wardi. Ibn Khaldun Dan Pola Pemikiran Islam. Pustaka Firdaus, 1989.
MLA (8th ed.) CitationBaali, Fuad, and Ali Wardi. Ibn Khaldun Dan Pola Pemikiran Islam. Pustaka Firdaus, 1989.
Warning: These citations may not always be 100% accurate.