APA (7th ed.) Citation

Porter, D. J. (1990). The McDonnell Douglas OH-6A helicopter. Aero.

Chicago Style (17th ed.) Citation

Porter, Donald J. The McDonnell Douglas OH-6A Helicopter. Blue Ridge Summit, PA: Aero, 1990.

MLA (9th ed.) Citation

Porter, Donald J. The McDonnell Douglas OH-6A Helicopter. Aero, 1990.

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