Report /
International Civil Aviation Organization.Committee on Aircraft Noise.Meeting(4th :1975 :Montreal, Québec)
Montreal, Quebec : International Civil Aviation Organization,
1975.
"Fourth Meeting, Montreal, 27 January-14 February 1975."
"Approved by the Committee on Aircraft Noise and published by decision of the Council."
Cover title.
Contains Supplements no. 1 and 2.
Airplanes
Aerodynamic noise
Noise control