APA (7th ed.) Citation

O'Brien, K. (2018). Fly girls: How five daring women defied all odds and made aviation history. Houghton Mifflin Harcourt.

Chicago Style (17th ed.) Citation

O'Brien, Keith. Fly Girls: How Five Daring Women Defied All Odds and Made Aviation History. Boston: Houghton Mifflin Harcourt, 2018.

MLA (8th ed.) Citation

O'Brien, Keith. Fly Girls: How Five Daring Women Defied All Odds and Made Aviation History. Houghton Mifflin Harcourt, 2018.

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