Dyfyniad APA
ebrary, Inc, Stapleton, D. C., & Burkhauser, R. V. (2003). The decline in employment of people with disabilities: A policy puzzle. W.E. Upjohn Institute for Employment Research.
Dyfyniad Arddull Chicago
ebrary, Inc, David C. Stapleton, and Richard V. Burkhauser. The Decline in Employment of People with Disabilities: A Policy Puzzle. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2003.
Dyfyniad MLA
ebrary, Inc, et al. The Decline in Employment of People with Disabilities: A Policy Puzzle. W.E. Upjohn Institute for Employment Research, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.