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Santa Monica, CA : RAND Corporation, 2012.
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Santa Monica : Rand Corporation, 2008.
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Santa Monica, CA : Rand, c2002.
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Santa Monica, Calif. : RAND, 2011.
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Santa Monica, CA : Rand, 2004.
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Santa Monica, CA : Rand, Project Air Force, 2005.
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Santa Monica, CA : RAND Corporation, 2008.
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