Dyfyniad APA

Ministry of labour. (1958). Lifting and carrying. Her Majesty's Stationery.

Dyfyniad Arddull Chicago

Ministry of labour. Lifting and Carrying. London: Her Majesty's Stationery, 1958.

Dyfyniad MLA

Ministry of labour. Lifting and Carrying. Her Majesty's Stationery, 1958.

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