1972-73 industrial noise
By: [William H. Langford].
Contributors: Canada. Labour Canada.
Publisher: Labour Canada
Published: 1973
Place of publication: [Ottawa]
Language: eng
Number of pages: 28
Subjects: Noise control -- Law and legislation -- Canada.; Industrial noise -- Law and legislation -- Canada.
Other titles: Canada industrial noise 1972-73; Canada industrial noise legislation 1972-73; Industrial noise legislation in Canada, 1973-3; Industrial noise 1972-73
Notes: Cover title.

"April 1973."

Includes bibliographical references.