Cita APA (7th ed.)

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.

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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