Sheehan, Nancy W., and Waldo C. Klein. "Congregate Housing." Handbook of Social Work in Health and Aging. : Oxford University Press, 2006-03-02. Oxford Scholarship Online. 2010-04-01. Date Accessed 21 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195173727.001.0001/acprof-9780195173727-chapter-63>.
Sheehan, N., & Klein, W.(2006-03-02). Congregate Housing. In Handbook of Social Work in Health and Aging. : Oxford University Press. Retrieved 21 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195173727.001.0001/acprof-9780195173727-chapter-63.
Sheehan, Nancy W., and Waldo C. Klein. "Congregate Housing." In Handbook of Social Work in Health and Aging. : Oxford University Press, 2006-03-02. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195173727.001.0001/acprof-9780195173727-chapter-63.
Sheehan NW, Klein WC. Congregate Housing. In: Berkman B, D'Ambruoso S. Handbook of Social Work in Health and Aging. Oxford University Press; 2006. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195173727.001.0001/acprof-9780195173727-chapter-63. Accessed May 21, 2013.