Sheen, F. J. (1940). A universal norm of morality. Our Sunday Visitor Press.
Chicagoスタイル(17版)引用形式Sheen, Fulton J. A Universal Norm of Morality. Huntington, Ind.: Our Sunday Visitor Press, 1940.
MLA(8版)引用形式Sheen, Fulton J. A Universal Norm of Morality. Our Sunday Visitor Press, 1940.
警告: この引用は必ずしも正確ではありません.