Barnett, M. P. (1983). Personal graphics for profit and pleasure on the Appe II plus computer. Little, Brown.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarnett, Michael P. Personal Graphics for Profit and Pleasure on the Appe II Plus Computer. Little, Brown, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBarnett, Michael P. Personal Graphics for Profit and Pleasure on the Appe II Plus Computer. Little, Brown, 1983.
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