1.
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Lanham, Maryland : Taylor Trade Publishing, 2013, c1975.
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2.
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New York, Simon and Schuster, c1975.
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3.
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Landahm : Scarecrow Press, Inc., 2012.
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4.
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New York : St. Martin's Press, 2001.
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5.
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New York : Coward, McCann & Geoghegan, c1971.
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6.
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New York : Simon and Schuster, c1981.
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