Citação norma APA

Hallett, R. (1983). Intervention against smoking and its relationship to general practitioners' smoking habits.

Citação norma Chicago

Hallett, R. Intervention against Smoking and Its Relationship to General Practitioners' Smoking Habits. 1983.

Citação norma MLA

Hallett, R. Intervention against Smoking and Its Relationship to General Practitioners' Smoking Habits. 1983.

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