توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Fabian Society (Great Britain) & Gray, J. C. (1944). Facts for socialists: From the work of economists and statisticians (16th ed.). Fabian Publications.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Fabian Society (Great Britain) و J. C. Gray. Facts for Socialists: From the Work of Economists and Statisticians. 16th ed. [London]: Fabian Publications, 1944.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Fabian Society (Great Britain) و J. C. Gray. Facts for Socialists: From the Work of Economists and Statisticians. 16th ed. Fabian Publications, 1944.