Cita APA (7a ed.)

Nebraska Symposium on Motivation, Sonderegger, T. B., & Birren, J. E. (1992). Psychology and aging. University of Nebraska Press.

Cita Chicago Style (17a ed.)

Nebraska Symposium on Motivation, Theo B. Sonderegger, y James E. Birren. Psychology and Aging. Lincoln [etc.]: University of Nebraska Press, 1992.

Cita MLA (9a ed.)

Nebraska Symposium on Motivation, et al. Psychology and Aging. University of Nebraska Press, 1992.