Guterson,David. (2014). Problems with People. Bloomsbury Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuterson,David. Problems with People. London: Bloomsbury Publishing, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGuterson,David. Problems with People. Bloomsbury Publishing, 2014.
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