Cita APA (7a ed.)

National Aeronautics and Space Administration & Energy Research and Development Administration. (1977). Vibration characteristics of a large wind turbine tower on non-rigid foundations. National Aeronautics and Space Administration.

Cita Chicago Style (17a ed.)

National Aeronautics and Space Administration y Energy Research and Development Administration. Vibration Characteristics of a Large Wind Turbine Tower on Non-rigid Foundations. Cleveland: National Aeronautics and Space Administration, 1977.

Cita MLA (9a ed.)

National Aeronautics and Space Administration y Energy Research and Development Administration. Vibration Characteristics of a Large Wind Turbine Tower on Non-rigid Foundations. National Aeronautics and Space Administration, 1977.