Strauss, Anselm L.
Qualitative analysis for social scientists
Cambrigde University Press, 1987
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Knoke, David
Statistics for social data analysis
Thomson, 2002
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Dobelstein, Andrew W.
Social welfare : policy and analysis
Wadsworth, 2003
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Dobelstein, Andrew W.
Social welfare : policy and analysis
Thomson Brooks/Cole, 2003
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Farley, John E.
American social problems : an institutional analysis
Prentice-Hall, 1987
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