Style de citation APA (7e éd.)
Hoffman, S. D., & Seidman, L. S. (2003). Helping working families: The earned income tax credit. W.E. Upjohn Institute for Employment Research.
Style de citation Chicago (17e éd.)
Hoffman, Saul D., et Laurence S. Seidman. Helping Working Families: The Earned Income Tax Credit. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2003.
Style de citation MLA (9e éd.)
Hoffman, Saul D., et Laurence S. Seidman. Helping Working Families: The Earned Income Tax Credit. W.E. Upjohn Institute for Employment Research, 2003.
Attention : ces citations peuvent ne pas être correctes à 100%.