By Dittmar James   in Christian Higher Education

ISSN:1536-3759|8|2|85-114

Routledge Ltd‎(2009)‎

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By Woodward Richard P.   Loeffler Irvin J.   Dittmar James H.   in INTER-NOISE and NOISE-CON Congress and Conference Proceedings

ISSN:0736-2935|1988|1|105-110

Institute of Noise Control Engineering‎(1988)‎

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By Woodward Richard P.   Loeffler Irvin J.   Dittmar James H.   in Noise Control Engineering Journal

ISSN:0736-2501|34|3|121-130

Institute of Noise Control Engineering‎(1990)‎

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