Bridges, R. (1969). Nations and empires: Documents on the history of Europe and on its relations with the world since 1648. Macmillan.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBridges, R.C. Nations and Empires: Documents on the History of Europe and on Its Relations with the World Since 1648. Macmillan, 1969.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBridges, R.C. Nations and Empires: Documents on the History of Europe and on Its Relations with the World Since 1648. Macmillan, 1969.
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