Christopher, R. (1957). Ocean of fire: Through the garden of Allah to Timbuktu. G. G. Harrap.
Chicagoスタイル(17版)引用形式Christopher, Robert. Ocean of Fire: Through the Garden of Allah to Timbuktu. London: G. G. Harrap, 1957.
MLA(8版)引用形式Christopher, Robert. Ocean of Fire: Through the Garden of Allah to Timbuktu. G. G. Harrap, 1957.
警告: この引用は必ずしも正確ではありません.