CHRISTIAN, . J. L. (1977). Philosophy: An introduction to the art of wondering (2nd ed.). Holt, Rinehart and Winston.
Chicagoスタイル(17版)引用形式CHRISTIAN, James Lee. Philosophy: An Introduction to the Art of Wondering. 2nd ed. New York: Holt, Rinehart and Winston, 1977.
MLA(9版)引用形式CHRISTIAN, James Lee. Philosophy: An Introduction to the Art of Wondering. 2nd ed. Holt, Rinehart and Winston, 1977.
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