Sarkar, S. (2014). Modern times: India 1880s-1950s : environment, economy, culture. Permanent Black.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSarkar, Sumit. Modern Times: India 1880s-1950s : Environment, Economy, Culture. Permanent Black, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSarkar, Sumit. Modern Times: India 1880s-1950s : Environment, Economy, Culture. Permanent Black, 2014.
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