توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

British Standards Institution. (1977). Methods for specifying and measuring the characteristics of sound system equipment. British Standards Institution.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

British Standards Institution. Methods for Specifying and Measuring the Characteristics of Sound System Equipment. London: British Standards Institution, 1977.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

British Standards Institution. Methods for Specifying and Measuring the Characteristics of Sound System Equipment. British Standards Institution, 1977.