Fisher, G. P. (1885). Outlines of universal history. Ivison, Blakeman, Taylor, and Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFisher, George Park. Outlines of Universal History. New York and Chicago: Ivison, Blakeman, Taylor, and Co, 1885.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFisher, George Park. Outlines of Universal History. Ivison, Blakeman, Taylor, and Co, 1885.
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