Sinn Fein. (1970). From each according to his ability, to each according to his needs. Sinn Fein.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sinn Fein. From Each According to His Ability, to Each According to His Needs. [Northern Ireland]: Sinn Fein, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sinn Fein. From Each According to His Ability, to Each According to His Needs. Sinn Fein, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.