Bobrow, D. B., & Boyer, M. A. (2005). Defensive internationalism: Providing public goods in an uncertain world. University of Michigan Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBobrow, Davis B., और Mark A. Boyer. Defensive Internationalism: Providing Public Goods in an Uncertain World. Ann Arbor: University of Michigan Press, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBobrow, Davis B., और Mark A. Boyer. Defensive Internationalism: Providing Public Goods in an Uncertain World. University of Michigan Press, 2005.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.