Day, P. J. (1997). A new history of social welfare. Boston, Mass: Allyn & Bacon.
Trích dẫn kiểu ChicagoDay, Phyllis J. A New History of Social Welfare. Boston, Mass: Allyn & Bacon, 1997.
MLA CitationDay, Phyllis J. A New History of Social Welfare. Boston, Mass: Allyn & Bacon, 1997.
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