Citação norma APA

Hajat, S., Haines, A., Goubet, S., Atkinson, R., & Anderson, H. (1999). Association of air pollution with daily GP consultations for asthma and other lower respiratory conditions in London. BMJ Group.

Citação norma Chicago

Hajat, S., A. Haines, S. Goubet, R. Atkinson, and H. Anderson. Association of Air Pollution With Daily GP Consultations For asthma and Other Lower Respiratory Conditions in London. BMJ Group, 1999.

Citação norma MLA

Hajat, S., et al. Association of Air Pollution With Daily GP Consultations For asthma and Other Lower Respiratory Conditions in London. BMJ Group, 1999.

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