1. Achenbaum, W. A. (1991). Putting ADEA into historical context. Research on Aging, 13(4), 463–469. https://search.ebscohost.com/login.aspx?direct=true&AuthType=ip,shib&db=gnh&AN=53513&site=ehost-live&custid=uga1
2. Alcover, C. M. (2017). Bridge employment: transitions from career employment to retirement and beyond. In The Palgrave handbook of age diversity and work (pp. 225–262). Springer.
3. Bass, S. A., & Caro, F. G. (2001). Productive aging: a conceptual framework. In M. Hinterlong & H Sherraden (Eds.), Productive aging: Concepts and Challenges (N. Morrow-Howell, J. Hinterlong, & M. W. Sherraden (Eds.). Baltimore, MD: Johns Hopkins University Press.
4. Bell, J. R. (2017). Older adult community service worker program for riverside county: community-based solutions for social service delivery. In ProQuest Dissertations and Theses. https://search.proquest.com/docview/1952989309?accountid=14537&bdid=6734&_bd=OQx1mkxkFwzs2sewjuYg71nB8Pg%3D
5. Bradley, D. H. (2015). The workforce innovation and opportunity act and the one-stop delivery system. https://fas.org/sgp/crs/misc/R44252.pdf