A description of the CNR and NEF systems for estimating aircraft noise annoyance
By: prepared by Aviation Planning and Research Division, Civil Aviation Branch, Canadian Air Transportation Administration.
Contributors: Canada. Transport Canada. Air.; Canadian Air Transportation Administration. Civil Aeronautics.; Canada. Civil Aeronautics.
Publisher: Transport Canada Air
Published: 1971
Place of publication: [Ottawa]
Language: eng
Number of pages: 41
Subjects: Airport noise -- Measurement.; Airport noise -- Psychological aspects.; Airplanes -- Noise -- Measurement.; Airplanes -- Noise -- Psychological aspects.
Notes: "October 1971."

Includes bibliographical references.