APA (7th ed.) Citation

Acton, J. E. E. D. A. 1. B. (1967). Lectures on modern history. World Pub.

Chicago Style (17th ed.) Citation

Acton, John Emerich Edward Dalberg Acton 1st Baron. Lectures on Modern History. Cleveland: World Pub, 1967.

MLA (9th ed.) Citation

Acton, John Emerich Edward Dalberg Acton 1st Baron. Lectures on Modern History. World Pub, 1967.