Tohutoro APA (7th ed.)
Grene, M. (1959). Introduction to existentialism. University of Chicago Press.
Tohutoru Kātū Chicago (17th ed.)
Grene, Marjorie. Introduction to Existentialism. Chicago: University of Chicago Press, 1959.
Tohutoro MLA (9th ed.)
Grene, Marjorie. Introduction to Existentialism. University of Chicago Press, 1959.
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