Citação norma APA

Hackmann, A., Ehlers, A., Speckens, A., & Clark, D. (2004). Characteristics and content of intrusive memories in PTSD and their changes with treatment.

Citação norma Chicago

Hackmann, A., A. Ehlers, A. Speckens, and D. Clark. Characteristics and Content of Intrusive Memories in PTSD and Their Changes with Treatment. 2004.

Citação norma MLA

Hackmann, A., et al. Characteristics and Content of Intrusive Memories in PTSD and Their Changes with Treatment. 2004.

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