Dyfyniad APA

International Labour Office. (1976). Careers in the hotel and tourism sector. ILO.

Dyfyniad Arddull Chicago

International Labour Office. Careers in the Hotel and Tourism Sector. Geneva: ILO, 1976.

Dyfyniad MLA

International Labour Office. Careers in the Hotel and Tourism Sector. ILO, 1976.

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