1.
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Washington : U.S. Government Printing Office, 2013. Washington, DC : For sale by the Superintendent of Documents, U.S. Government Printing Office.
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2.
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Washington : U.S. Government Printing Office, 2012. Washington : For sale by the Superintendent of Documents, U. S. Government Printing Office
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3.
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Santa Monica, CA : RAND, 2010.
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4.
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Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008.
KF27 .E3 2007u |
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5.
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Washington : U.S. G.P.O., 2013. Washington, DC : For sale by the Superintendent of Documents, U.S. G.P.O.
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6.
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Santa Monica, CA : RAND National Defense Research Institute, 2006.
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7.
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Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.
KF26 .F6 2005v |
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8.
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Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2006.
KF26 .H63 2005r |
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