Keyes, K. M., Nicholson, R., Kinley, J., Raposo, S., Stein, M. B., Goldner, E. M., & Sareen, J. (2014). Age, Period, and Cohort Effects in Psychological Distress in the United States and Canada. Oxford University Press.

Keyes, Katherine M., Ryan Nicholson, Jolene Kinley, Sarah Raposo, Murray B. Stein, Elliot M. Goldner, و Jitender Sareen. Age, Period, and Cohort Effects in Psychological Distress in the United States and Canada. Oxford University Press, 2014.

Keyes, Katherine M., et al. Age, Period, and Cohort Effects in Psychological Distress in the United States and Canada. Oxford University Press, 2014.