Citação norma APA

Curran, G. M., Sullivan, G., Williams, K., Han, X., Allee, E., & Kotrla, K. J. (2008). The association of psychiatric comorbidity and use of the emergency department among persons with substance use disorders: An observational cohort study. BioMed Central.

Citação norma Chicago

Curran, Geoffrey M., Greer Sullivan, Keith Williams, Xiaotong Han, Elise Allee, and Kathryn J. Kotrla. The Association of Psychiatric Comorbidity and Use of the Emergency Department Among Persons With Substance Use Disorders: An Observational Cohort Study. BioMed Central, 2008.

Citação norma MLA

Curran, Geoffrey M., et al. The Association of Psychiatric Comorbidity and Use of the Emergency Department Among Persons With Substance Use Disorders: An Observational Cohort Study. BioMed Central, 2008.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.