(1922). Certain problems in acoustics / Compiled by the National research council Committee on acoustics.
Tohutoru Kātū Chicago (17th ed.)Certain Problems in Acoustics / Compiled by the National Research Council Committee on Acoustics. 1922.
Tohutoro MLA (9th ed.)Certain Problems in Acoustics / Compiled by the National Research Council Committee on Acoustics. 1922.
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