APA (7th ed.) Citation

Freedman, R., Wright, W., & Wright, O. (1991). The Wright brothers: How they invented the airplane. Scholastic.

Chicago Style (17th ed.) Citation

Freedman, Russell, Wilbur Wright, and Orville Wright. The Wright Brothers: How They Invented the Airplane. New York: Scholastic, 1991.

MLA (9th ed.) Citation

Freedman, Russell, et al. The Wright Brothers: How They Invented the Airplane. Scholastic, 1991.