Bilmes, L. J., & Gould, W. S. (2009). The people factor: Strengthening America by investing in public service. Brookings Institution Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBilmes, Linda J., और W. Scott Gould. The People Factor: Strengthening America by Investing in Public Service. Washington, D.C: Brookings Institution Press, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBilmes, Linda J., और W. Scott Gould. The People Factor: Strengthening America by Investing in Public Service. Brookings Institution Press, 2009.
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