Cita APA (7th ed.)
Jolliffe, D., & Ziliak, J. P. (2008). Income Volatility and Food Assistance in the United States. W.E. Upjohn Institute for Employment Research.
Cita Chicago (17th ed.)
Jolliffe, Dean, i James Patrick Ziliak. Income Volatility and Food Assistance in the United States. Kalamazoo, Mich: W.E. Upjohn Institute for Employment Research, 2008.
Cita MLA (9th ed.)
Jolliffe, Dean, i James Patrick Ziliak. Income Volatility and Food Assistance in the United States. W.E. Upjohn Institute for Employment Research, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.