APA-Zitierstil (7. Ausg.)

Gustman, A. L., & Steinmeier, T. L. (1989). Changing the Social Security rules for workers over 65: Proposed policies and their effects.

Chicago-Zitierstil (17. Ausg.)

Gustman, Alan L., und Thomas L. Steinmeier. Changing the Social Security Rules for Workers over 65: Proposed Policies and Their Effects. Cambridge, Mass, 1989.

MLA-Zitierstil (9. Ausg.)

Gustman, Alan L., und Thomas L. Steinmeier. Changing the Social Security Rules for Workers over 65: Proposed Policies and Their Effects. 1989.