APA (7th ed.) Citation

United States. National Advisory Committee for Aeronautics. (1929). The Bernard 20 C.1 (French): A single-seat pursuit monoplane. National Advisory Committee for Aeronautics.

Chicago Style (17th ed.) Citation

United States. National Advisory Committee for Aeronautics. The Bernard 20 C.1 (French): A Single-seat Pursuit Monoplane. Washington, [D.C.]: National Advisory Committee for Aeronautics, 1929.

MLA (9th ed.) Citation

United States. National Advisory Committee for Aeronautics. The Bernard 20 C.1 (French): A Single-seat Pursuit Monoplane. National Advisory Committee for Aeronautics, 1929.