Till, B. (1972). The churches search for unity. Penguin Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTill, Barry. The Churches Search for Unity. Penguin Books, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTill, Barry. The Churches Search for Unity. Penguin Books, 1972.
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