APA (7 वां संस्करण) प्रशस्ति पत्र

Roberts, P. E., & Spear, T. (1947). History of British India under the company and the crown (3rd ed.). Oxford University Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Roberts, Paul Ernest, और T.G.P Spear. History of British India Under the Company and the Crown. 3rd ed. Oxford University Press, 1947.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Roberts, Paul Ernest, और T.G.P Spear. History of British India Under the Company and the Crown. 3rd ed. Oxford University Press, 1947.

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