Friedman. My Friendship with Martin Buber. Syracuse University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFriedman. My Friendship with Martin Buber. Syracuse University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFriedman. My Friendship with Martin Buber. Syracuse University Press.
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