Citação norma APA

Kok, T., de Haan, H. A., van der Meer, M., Najavits, L. M., & DeJong, C. A. (2013). Efficacy of “seeking safety” in a Dutch population of traumatized substance-use disorder outpatients: Study protocol of a randomized controlled trial. BioMed Central.

Citação norma Chicago

Kok, Tim, Hein A. de Haan, Margreet van der Meer, Lisa M. Najavits, and Cor AJ DeJong. Efficacy of “seeking Safety” in a Dutch Population of Traumatized Substance-use Disorder Outpatients: Study Protocol of a Randomized Controlled Trial. BioMed Central, 2013.

Citação norma MLA

Kok, Tim, et al. Efficacy of “seeking Safety” in a Dutch Population of Traumatized Substance-use Disorder Outpatients: Study Protocol of a Randomized Controlled Trial. BioMed Central, 2013.

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