Cita APA (7th ed.)

ebrary, Inc, & Gleason, S. E. (2006). The shadow workforce: Perspectives on contingent work in the United States, Japan, and Europe. W.E. Upjohn Institute for Employment Research.

Cita Chicago (17th ed.)

ebrary, Inc, i Sandra E. Gleason. The Shadow Workforce: Perspectives on Contingent Work in the United States, Japan, and Europe. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2006.

Cita MLA (9th ed.)

ebrary, Inc, i Sandra E. Gleason. The Shadow Workforce: Perspectives on Contingent Work in the United States, Japan, and Europe. W.E. Upjohn Institute for Employment Research, 2006.