Cita APA (7a ed.)

Webster, H. (1919). Medieval and modern history. D.C. Heath & Co.

Cita Chicago Style (17a ed.)

Webster, Hutton. Medieval and Modern History. Boston ; New York [etc.]: D.C. Heath & Co, 1919.

Cita MLA (8a ed.)

Webster, Hutton. Medieval and Modern History. D.C. Heath & Co, 1919.