APA (7th ed.) Citation

Hamburger, K. E. (1997). Learning lessons in the American Expeditionary Forces. United States Army Center of Military History.

Chicago Style (17th ed.) Citation

Hamburger, Kenneth Earl. Learning Lessons in the American Expeditionary Forces. [Washington, D.C.?]: United States Army Center of Military History, 1997.

MLA (9th ed.) Citation

Hamburger, Kenneth Earl. Learning Lessons in the American Expeditionary Forces. United States Army Center of Military History, 1997.