Kirchner, W. (1958). Western civilization since 1500. New York: Barnes and Noble.
शिकागो स्टाइल उद्धरणKirchner, Walter. Western Civilization Since 1500. New York: Barnes and Noble, 1958.
एमएलए उद्धरणKirchner, Walter. Western Civilization Since 1500. New York: Barnes and Noble, 1958.
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