APA (7th ed.) Citation

Demuth, P., & Kenyon, D. G. (2015). What was D-Day? Scholastic Inc..

Chicago Style (17th ed.) Citation

Demuth, Patricia, and David Grayson Kenyon. What Was D-Day? New York, NY: Scholastic Inc., 2015.

MLA (8th ed.) Citation

Demuth, Patricia, and David Grayson Kenyon. What Was D-Day? Scholastic Inc., 2015.

Warning: These citations may not always be 100% accurate.