ebrary, Inc, Rasmussen, R. K., & Twain, M. (2013). Dear Mark Twain: Letters from his readers. University of California Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, R. Kent Rasmussen, और Mark Twain. Dear Mark Twain: Letters from His Readers. Berkeley: University of California Press, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Dear Mark Twain: Letters from His Readers. University of California Press, 2013.
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