Dyfyniad APA

British Standards Institution. (1979). Methods for specifying and measuring the characteristics of sound system equipment. British Standards Institution.

Dyfyniad Arddull Chicago

British Standards Institution. Methods for Specifying and Measuring the Characteristics of Sound System Equipment. London: British Standards Institution, 1979.

Dyfyniad MLA

British Standards Institution. Methods for Specifying and Measuring the Characteristics of Sound System Equipment. British Standards Institution, 1979.

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