توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

United Kingdom. Department of Scientific and Industrial Research. (1935). Report for the year 1934-35. His Majestys Stationery Office.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

United Kingdom. Department of Scientific and Industrial Research. Report for the Year 1934-35. London: His Majestys Stationery Office, 1935.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

United Kingdom. Department of Scientific and Industrial Research. Report for the Year 1934-35. His Majestys Stationery Office, 1935.