APA (7th ed.) Citation

DM, I., & ME, S. (2001). Is pessimism a risk factor for depressive mood among community-dwelling older adults? Behaviour research and therapy, 39(3), 255. https://doi.org/10.1016/s0005-7967(99)00178-3

Chicago Style (17th ed.) Citation

DM, Isaacowitz, and Seligman ME. "Is Pessimism a Risk Factor for Depressive Mood Among Community-dwelling Older Adults?" Behaviour Research and Therapy 39, no. 3 (2001): 255. https://doi.org/10.1016/s0005-7967(99)00178-3.

MLA (9th ed.) Citation

DM, Isaacowitz, and Seligman ME. "Is Pessimism a Risk Factor for Depressive Mood Among Community-dwelling Older Adults?" Behaviour Research and Therapy, vol. 39, no. 3, 2001, p. 255, https://doi.org/10.1016/s0005-7967(99)00178-3.