APA (7th ed.) Citation

NL, K., BA, P., & AR, W. (2003). Biological perspectives. Panic disorder: A tightening vortex of misery. Perspectives in Psychiatric Care, 39(1), 38.

Chicago Style (17th ed.) Citation

NL, Keltner, Perry BA, and Williams AR. "Biological Perspectives. Panic Disorder: A Tightening Vortex of Misery." Perspectives in Psychiatric Care 39, no. 1 (2003): 38.

MLA (9th ed.) Citation

NL, Keltner, et al. "Biological Perspectives. Panic Disorder: A Tightening Vortex of Misery." Perspectives in Psychiatric Care, vol. 39, no. 1, 2003, p. 38.