1. Achenbaum, A. W. (1978). Old Age in the new land: The American experience since 1790. Baltimore: Johns Hopkins University Press.
2. Anderson, J. (2001). The four hills of life: Northern Arapaho Knowledge and life movement. Lincoln: University of Nebraska Press.
3. Beers, M. H., & Jones, T. V. (2004). The Merck manual of health and aging. New York: Merck & Company, Inc.
4. Block, M. R. (1979). Exiled Americans: The plight of the Indian aged in the U.S. In D. E. Gelfand & A. J. Kutzik (Eds.), Ethnicity and aging: Theory, research, and policy (pp. 184–192). New York: Springer.
5. Bowden, H. W., & Ronda, J. P. (Eds.). (1980). John Eliot’s Indian dialogues: A study in cultural interaction. Westport: Greenwood Press.