Mahdi, Muhsin. Ibn Khaldun's philosophy of history : a study in the philosophic foundation of the science of culture / by Muhsin Mahdi. - London : George Allen and Unwin, [1957] - 325 p. ; 21 cm. Bibliography: p. 297-310. Subjects--Personal Names: Ibn Khaldun, 1332-1406. Subjects--Topical Terms: History--Philosophy. LC Class. No.: D116.7.I3 / M3 1957 Dewey Class. No.: 901 / MAI 1957