Deiss, L. (1979). The essential question. World Library Publications.
Chicagoスタイル(17版)引用形式Deiss, Lucien. The Essential Question. Chicago: World Library Publications, 1979.
MLA(8版)引用形式Deiss, Lucien. The Essential Question. World Library Publications, 1979.
警告: この引用は必ずしも正確ではありません.