APA

Hassan Y. F., . (1967). The Arabs and the Sudan: from the seventh to the early sixteenth century. Edinburgh: Edinburgh U.P.

Chicago

Hassan Yusuf Fadl, . 1967. The Arabs and the Sudan: from the seventh to the early sixteenth century. Edinburgh: Edinburgh U.P.

Harvard

Hassan Y. F., . (1967). The Arabs and the Sudan: from the seventh to the early sixteenth century. Edinburgh: Edinburgh U.P.

MLA

Hassan Yusuf Fadl, . The Arabs and the Sudan: from the seventh to the early sixteenth century. Edinburgh: Edinburgh U.P. 1967.