Sörensen, S. (1970). On the possibilities of changing the annoyance reaction to noise: By changing the attitudes to the source of annoyance.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sörensen, Stefan. On the Possibilities of Changing the Annoyance Reaction to Noise: By Changing the Attitudes to the Source of Annoyance. Stockholm, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sörensen, Stefan. On the Possibilities of Changing the Annoyance Reaction to Noise: By Changing the Attitudes to the Source of Annoyance. 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.