Citação norma APA

Charlton, A., While, D., Kelly, S., & Huang, W. (1997). Causes of absence from school related to children's and their parents' smoking. BMJ Group.

Citação norma Chicago

Charlton, A., D. While, S. Kelly, and W. Huang. Causes of Absence From School Related to Children's and Their Parents' Smoking. BMJ Group, 1997.

Citação norma MLA

Charlton, A., D. While, S. Kelly, and W. Huang. Causes of Absence From School Related to Children's and Their Parents' Smoking. BMJ Group, 1997.

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