Dyfyniad APA

(1966). Conventions and recommendations adopted by International Labour Conference 1919 to 1966. International Labour Office.

Dyfyniad Arddull Chicago

Conventions and Recommendations Adopted by International Labour Conference 1919 to 1966. Geneva: International Labour Office, 1966.

Dyfyniad MLA

Conventions and Recommendations Adopted by International Labour Conference 1919 to 1966. International Labour Office, 1966.

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