edited by Bart van Looy and Roland van Dierdonck
Pitman, 1998
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Elder, Randal J.
Pearson, 2010
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edited by Don W. Stack, Michael B. Salwen
Routledge, Taylor & Francis Group, 2009
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Furlong, Nancy E., author
Harcourt College Publishers, 2000
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[, Springer], 2012
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