Walker, S. (2011). Hide & seek: The Irish priest in the Vatican who defied the Nazi command. Lyons Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWalker, Stephen. Hide & Seek: The Irish Priest in the Vatican Who Defied the Nazi Command. Guilford, Conn.: Lyons Press, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWalker, Stephen. Hide & Seek: The Irish Priest in the Vatican Who Defied the Nazi Command. Lyons Press, 2011.
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