APA (7th ed.) Citation

McKay, D. C., & Langer, W. L. (1968). Essays in the history of modern Europe. Books for Libraries Press.

Chicago Style (17th ed.) Citation

McKay, Donald C., and William L. Langer. Essays in the History of Modern Europe. Freeport, N.Y.: Books for Libraries Press, 1968.

MLA (9th ed.) Citation

McKay, Donald C., and William L. Langer. Essays in the History of Modern Europe. Books for Libraries Press, 1968.