APA (7th ed.) Citation

Berry, J. D. (1997). Unsteady velocity measurements taken behind a model helicopter rotor hub in forward flight. National Aeronautics and Space Administration, Langley Research Center.

Chicago Style (17th ed.) Citation

Berry, John D. Unsteady Velocity Measurements Taken Behind a Model Helicopter Rotor Hub in Forward Flight. Hampton, Va.: National Aeronautics and Space Administration, Langley Research Center, 1997.

MLA (9th ed.) Citation

Berry, John D. Unsteady Velocity Measurements Taken Behind a Model Helicopter Rotor Hub in Forward Flight. National Aeronautics and Space Administration, Langley Research Center, 1997.