APA (7th ed.) Citation

Riess, C. (1971). They were there: The story of World War II and how it came about. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Riess, Curt. They Were There: The Story of World War II and How It Came About. Freeport, N.Y.: Books for Libraries Press, 1971.

MLA (9th ed.) Citation

Riess, Curt. They Were There: The Story of World War II and How It Came About. Books for Libraries Press, 1971.