Freedman, B., & Freedman, N. (2002). The search for joyful (Berkley hardcover edition.). Berkley Books.
Tohutoru Kātū Chicago (17th ed.)Freedman, Benedict, me Nancy Freedman. The Search for Joyful. Berkley hardcover edition. New York: Berkley Books, 2002.
Tohutoro MLA (9th ed.)Freedman, Benedict, me Nancy Freedman. The Search for Joyful. Berkley hardcover edition. Berkley Books, 2002.
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