APA استشهاد

International Labour Office. (1977). Safety, health and working environment in the metal trades: New appoaches. Geneve: International Labour Office.

استشهاد بنمط شيكاغو

International Labour Office. Safety, Health and Working Environment in the Metal Trades: New Appoaches. Geneve: International Labour Office, 1977.

MLA استشهاد

International Labour Office. Safety, Health and Working Environment in the Metal Trades: New Appoaches. Geneve: International Labour Office, 1977.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.