Williams, R. H. (1978). Years of decision: American politics in the 1890s. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilliams, R. Hal. Years of Decision: American Politics in the 1890s. New York: Wiley, 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWilliams, R. Hal. Years of Decision: American Politics in the 1890s. Wiley, 1978.
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