Semmel, B. (1960). Imperialism and social reform: English social-imperial thought, 1895-1914. Harvard University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSemmel, Bernard. Imperialism and Social Reform: English Social-imperial Thought, 1895-1914. Cambridge: Harvard University Press, 1960.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSemmel, Bernard. Imperialism and Social Reform: English Social-imperial Thought, 1895-1914. Harvard University Press, 1960.
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