International Institute for Labour Studies. (1963). Lectures on the Labour Force and Its Employment. International Institute for Labour Studies.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Institute for Labour Studies. Lectures on the Labour Force and Its Employment. Geneva: International Institute for Labour Studies, 1963.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Institute for Labour Studies. Lectures on the Labour Force and Its Employment. International Institute for Labour Studies, 1963.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.