Dyfyniad APA

International Labour Office. (2003). Guide to international labour standards. International Labour standards Department.

Dyfyniad Arddull Chicago

International Labour Office. Guide to International Labour Standards. Geneva: International Labour standards Department, 2003.

Dyfyniad MLA

International Labour Office. Guide to International Labour Standards. International Labour standards Department, 2003.

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