Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.