Cita APA (7th ed.)

Pierson, F. C. (1980). The minimum level of unemployment and public policy. W.E. Upjohn Institute for Employment Research.

Cita Chicago (17th ed.)

Pierson, Frank Cook. The Minimum Level of Unemployment and Public Policy. Kalamazoo, Mich: W.E. Upjohn Institute for Employment Research, 1980.

Cita MLA (9th ed.)

Pierson, Frank Cook. The Minimum Level of Unemployment and Public Policy. W.E. Upjohn Institute for Employment Research, 1980.

Atenció: Aquestes cites poden no estar 100% correctes.