APA (7th ed.) Citation

Baughman, H. E., & Gentle, E. J. (1940). Aviation & space dictionary. Aero Publishers.

Chicago Style (17th ed.) Citation

Baughman, Harold Eugene, and Ernest James Gentle. Aviation & Space Dictionary. Los Angeles: Aero Publishers, 1940.

MLA (9th ed.) Citation

Baughman, Harold Eugene, and Ernest James Gentle. Aviation & Space Dictionary. Aero Publishers, 1940.