International Institute for Labour Studies. (1967). The value occupation-industry data for forecasting purposes. Geneva: International Institute for Labour Studies.
استشهاد بنمط شيكاغوInternational Institute for Labour Studies. The Value Occupation-industry Data for Forecasting Purposes. Geneva: International Institute for Labour Studies, 1967.
MLA استشهادInternational Institute for Labour Studies. The Value Occupation-industry Data for Forecasting Purposes. Geneva: International Institute for Labour Studies, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.