Black. Exploring the Life and Calling. Augsburg Fortress Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBlack. Exploring the Life and Calling. Augsburg Fortress Publishers.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBlack. Exploring the Life and Calling. Augsburg Fortress Publishers.
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