APA

Schwartz A. N., Snyder C. L., Schwartz A. N. & Peterson J. A. (1984). Aging and life: an introduction to gerontology. New York: Holt, Rinehart, and Winston.

Chicago

Schwartz Arthur N, Snyder Cherie L, Schwartz Arthur N and Peterson James Alfred. 1984. Aging and life: an introduction to gerontology. New York: Holt, Rinehart, and Winston.

Harvard

Schwartz A. N., Snyder C. L., Schwartz A. N. and Peterson J. A. (1984). Aging and life: an introduction to gerontology. New York: Holt, Rinehart, and Winston.

MLA

Schwartz Arthur N, Snyder Cherie L, Schwartz Arthur N and Peterson James Alfred. Aging and life: an introduction to gerontology. New York: Holt, Rinehart, and Winston. 1984.