Citação norma APA

Sumnall, H. R., & Bellis, M. A. (2007). Can health campaigns make people ill? The iatrogenic potential of population‐based cannabis prevention. BMJ Group.

Citação norma Chicago

Sumnall, Harry R., and Mark A. Bellis. Can Health Campaigns Make People Ill? The Iatrogenic Potential of Population‐based Cannabis Prevention. BMJ Group, 2007.

Citação norma MLA

Sumnall, Harry R., and Mark A. Bellis. Can Health Campaigns Make People Ill? The Iatrogenic Potential of Population‐based Cannabis Prevention. BMJ Group, 2007.

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