Eckstein, J. (2002). On meanings of life: Their nature and origin. State University of New York Press.
Citace podle Chicago (17th ed.)Eckstein, Jerome. On Meanings of Life: Their Nature and Origin. Albany: State University of New York Press, 2002.
Citace podle MLA (9th ed.)Eckstein, Jerome. On Meanings of Life: Their Nature and Origin. State University of New York Press, 2002.
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