APA (7th ed.) Citation

Hodgkins, F., & Kelley, T. (2007). How people learned to fly. Collins.

Chicago Style (17th ed.) Citation

Hodgkins, Fran, and True Kelley. How People Learned to Fly. New York: Collins, 2007.

MLA (8th ed.) Citation

Hodgkins, Fran, and True Kelley. How People Learned to Fly. Collins, 2007.

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