Callaway. The Aesthetics of Atheism. Augsburg Fortress Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCallaway. The Aesthetics of Atheism. Augsburg Fortress Publishers.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCallaway. The Aesthetics of Atheism. Augsburg Fortress Publishers.
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