Tohutoro APA (7th ed.)
Hoffman, S. D., & Seidman, L. S. (2003). Helping working families: The earned income tax credit. W.E. Upjohn Institute for Employment Research.
Tohutoru Kātū Chicago (17th ed.)
Hoffman, Saul D., me Laurence S. Seidman. Helping Working Families: The Earned Income Tax Credit. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2003.
Tohutoro MLA (9th ed.)
Hoffman, Saul D., me Laurence S. Seidman. Helping Working Families: The Earned Income Tax Credit. W.E. Upjohn Institute for Employment Research, 2003.
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