Trevelyan, G. M. (1967). English social history: A survey of six centuries, Chaucer to Queen Victoria. Penguin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTrevelyan, George Macaulay. English Social History: A Survey of Six Centuries, Chaucer to Queen Victoria. Penguin, 1967.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTrevelyan, George Macaulay. English Social History: A Survey of Six Centuries, Chaucer to Queen Victoria. Penguin, 1967.
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