APA (7th ed.) Citation

Treitschke, H. v., Dugdale, B., & Bille, T. d. (1916). Politics. The Macmillan company.

Chicago Style (17th ed.) Citation

Treitschke, Heinrich von, Blanche Dugdale, and Torben de Bille. Politics. New York: The Macmillan company, 1916.

MLA (9th ed.) Citation

Treitschke, Heinrich von, et al. Politics. The Macmillan company, 1916.