Cita APA

Fletcher, R. H., Fletcher, S. W., & Fletcher, G. S. (2014). Clinical epidemiology: The essentials (5th ed.). Wolters Kluwer Health/Lippincott Williams & Wilkins.

Citación estilo Chicago

Fletcher, Robert H., Suzanne W. Fletcher, and Grant S. Fletcher. Clinical Epidemiology: The Essentials. 5th ed. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins, 2014.

Cita MLA

Fletcher, Robert H., et al. Clinical Epidemiology: The Essentials. 5th ed. Wolters Kluwer Health/Lippincott Williams & Wilkins, 2014.