APA-referens (7:e uppl.)

Freeman, D., Stahl, D., McManus, S., Meltzer, H., Brugha, T., Wiles, N., & Bebbington, P. (2012). Insomnia, worry, anxiety and depression as predictors of the occurrence and persistence of paranoid thinking.

Chicago-referens (17:e uppl.)

Freeman, D., D. Stahl, S. McManus, H. Meltzer, T. Brugha, N. Wiles, och P. Bebbington. Insomnia, Worry, Anxiety and Depression as Predictors of the Occurrence and Persistence of Paranoid Thinking. 2012.

MLA-referens (9:e uppl.)

Freeman, D., et al. Insomnia, Worry, Anxiety and Depression as Predictors of the Occurrence and Persistence of Paranoid Thinking. 2012.

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