A comparative study of two methods for measuring attenuation values of personal hearing protection devices
By: by Larry G. Martin.
Published: 1989
Language: eng
Number of pages: 93
Subjects: Industrial noise -- Physiological effect.; Deafness, Noise induced -- Prevention.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1989.

Includes bibliographical references.