Citação norma APA

Klein, R., Knudtson, M. D., Lee, K. E., Gangnon, R., & Klein, B. E. (2008). The Wisconsin Epidemiologic Study of Diabetic Retinopathy XXII. The Twenty-Five-Year Progression of Retinopathy in Persons with Type 1 Diabetes.

Citação norma Chicago

Klein, Ronald, Michael D. Knudtson, Kristine E. Lee, Ronald Gangnon, and Barbara E.K Klein. The Wisconsin Epidemiologic Study of Diabetic Retinopathy XXII. The Twenty-Five-Year Progression of Retinopathy in Persons With Type 1 Diabetes. 2008.

Citação norma MLA

Klein, Ronald, et al. The Wisconsin Epidemiologic Study of Diabetic Retinopathy XXII. The Twenty-Five-Year Progression of Retinopathy in Persons With Type 1 Diabetes. 2008.

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