Cita APA

Fletcher, G. S., & Preceded by: Fletcher, R. H. (2021). Clinical epidemiology: The essentials (Sixth edition.). Wolters Kluwer.

Citación estilo Chicago

Fletcher, Grant S., and Robert H. Preceded by: Fletcher. Clinical Epidemiology: The Essentials. Sixth edition. Philadelphia: Wolters Kluwer, 2021.

Cita MLA

Fletcher, Grant S., and Robert H. Preceded by: Fletcher. Clinical Epidemiology: The Essentials. Sixth edition. Wolters Kluwer, 2021.