ebrary, Inc, Adams, G. A., & Beehr, T. A. (2003). Retirement: Reasons, processes, and results. Springer Pub..
Chicago Style (17th ed.) Zitazioaebrary, Inc, Gary A. Adams, eta Terry A. Beehr. Retirement: Reasons, Processes, and Results. New York: Springer Pub., 2003.
MLA (9th ed.) Zitazioaebrary, Inc, et al. Retirement: Reasons, Processes, and Results. Springer Pub., 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.