Citação norma APA

Older, P., & Hall, A. (2004). Clinical review: How to identify high-risk surgical patients. BioMed Central.

Citação norma Chicago

Older, Paul, and Adrian Hall. Clinical Review: How to Identify High-risk Surgical Patients. BioMed Central, 2004.

Citação norma MLA

Older, Paul, and Adrian Hall. Clinical Review: How to Identify High-risk Surgical Patients. BioMed Central, 2004.

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