Dyfyniad APA

Romero, A. T., & Torres, R. (2001). Switzerland. International Labour Office.

Dyfyniad Arddull Chicago

Romero, Ana Teresa, and Raymond Torres. Switzerland. Geneva: International Labour Office, 2001.

Dyfyniad MLA

Romero, Ana Teresa, and Raymond Torres. Switzerland. International Labour Office, 2001.

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