APA (7 वां संस्करण) प्रशस्ति पत्र
Youngs, R. (2014). The uncertain legacy of crisis: European foreign policy faces the future. Carnegie Endowment for International Peace.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Youngs, Richard. The Uncertain Legacy of Crisis: European Foreign Policy Faces the Future. Washington, District of Columbia: Carnegie Endowment for International Peace, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Youngs, Richard. The Uncertain Legacy of Crisis: European Foreign Policy Faces the Future. Carnegie Endowment for International Peace, 2014.
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