APA (7th ed.) Citation

Hooper, F. H. (1924). These eventful years; the twentieth century in the making, as told by many of its makers: Being the dramatic story of all that has happened throughout the world during the most momentous period in all history. The Encyclopedia britannica company.

Chicago Style (17th ed.) Citation

Hooper, Franklin Henry. These Eventful Years; the Twentieth Century in the Making, as Told by Many of Its Makers: Being the Dramatic Story of All That Has Happened Throughout the World During the Most Momentous Period in All History. London: The Encyclopedia britannica company, 1924.

MLA (9th ed.) Citation

Hooper, Franklin Henry. These Eventful Years; the Twentieth Century in the Making, as Told by Many of Its Makers: Being the Dramatic Story of All That Has Happened Throughout the World During the Most Momentous Period in All History. The Encyclopedia britannica company, 1924.