APA (7th ed.) Citation

Treitschke, H. V. (1975). History of Germany in the nineteenth century. U.C.P.

Chicago Style (17th ed.) Citation

Treitschke, Heinrich Von. History of Germany in the Nineteenth Century. U.C.P, 1975.

MLA (9th ed.) Citation

Treitschke, Heinrich Von. History of Germany in the Nineteenth Century. U.C.P, 1975.