APA (7th ed.) Citation

Elder, D. C., & Shaughnessy, M. F. (2018). The greatest events in American history. Cambridge Scholars Publishing.

Chicago Style (17th ed.) Citation

Elder, Donald C., and Michael F. Shaughnessy. The Greatest Events in American History. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2018.

MLA (9th ed.) Citation

Elder, Donald C., and Michael F. Shaughnessy. The Greatest Events in American History. Cambridge Scholars Publishing, 2018.