Citação norma APA

Mackenzie, G. (2004). Sickness certification system in the United Kingdom: Medical certificates are challenging but essential part of job. BMJ Publishing Group Ltd.

Citação norma Chicago

Mackenzie, Graeme. Sickness Certification System in the United Kingdom: Medical Certificates Are Challenging but Essential Part of Job. BMJ Publishing Group Ltd, 2004.

Citação norma MLA

Mackenzie, Graeme. Sickness Certification System in the United Kingdom: Medical Certificates Are Challenging but Essential Part of Job. BMJ Publishing Group Ltd, 2004.

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