O'Hanlon, M. (2017). Beyond NATO: A New Security Architecture for Eastern Europe. Brookings Institution Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Hanlon, Michael. Beyond NATO: A New Security Architecture for Eastern Europe. Brookings Institution Press, 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्रO'Hanlon, Michael. Beyond NATO: A New Security Architecture for Eastern Europe. Brookings Institution Press, 2017.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.