APA (7th ed.) Citation

LL, H., GM, G., & KP, E. (2007). The cognitive neuropsychology of depression in the elderly. Psychological medicine, 37(12), 1693. https://doi.org/10.1017/S0033291707001134

Chicago Style (17th ed.) Citation

LL, Herrmann, Goodwin GM, and Ebmeier KP. "The Cognitive Neuropsychology of Depression in the Elderly." Psychological Medicine 37, no. 12 (2007): 1693. https://doi.org/10.1017/S0033291707001134.

MLA (9th ed.) Citation

LL, Herrmann, et al. "The Cognitive Neuropsychology of Depression in the Elderly." Psychological Medicine, vol. 37, no. 12, 2007, p. 1693, https://doi.org/10.1017/S0033291707001134.