1.
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Lanham, Maryland : Rowman & Littlefield, [2016]
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2.
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Thousand Oaks, California : Corwin, [2006] 2006
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3.
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Thousand Oaks, California : SAGE Publications, 2018.
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4.
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Thousand Oaks, Calif. : SAGE Publications, c2011.
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5.
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Lanham : Rowman & Littlefield Education, c2013.
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6.
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Santa Monica, Calif. : Rand Education, 2012.
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