Keller, T. (2013). Encounters with Jesus: Unexpected answers to life's biggest questions (First [edition].). Dutton, Penguin Group USA.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKeller, Timothy. Encounters with Jesus: Unexpected Answers to Life's Biggest Questions. First [edition]. New York: Dutton, Penguin Group USA, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKeller, Timothy. Encounters with Jesus: Unexpected Answers to Life's Biggest Questions. First [edition]. Dutton, Penguin Group USA, 2013.
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