Norwich, J. J. (2009). The great cities in history. London: Thames and Hudson.
शिकागो स्टाइल उद्धरणNorwich, John Julius. The Great Cities in History. London: Thames and Hudson, 2009.
एमएलए उद्धरणNorwich, John Julius. The Great Cities in History. London: Thames and Hudson, 2009.
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