Delfgaauw, B. (1969). Twentieth-century philosophy. Magi Books.
Chicagoスタイル(17版)引用形式Delfgaauw, Bernard. Twentieth-century Philosophy. Albany, N.Y.: Magi Books, 1969.
MLA(8版)引用形式Delfgaauw, Bernard. Twentieth-century Philosophy. Magi Books, 1969.
警告: この引用は必ずしも正確ではありません.