Dyfyniad APA

Great Britain. General Register Office. (1966). Census, 1961, England and Wales, industry tables. H.M.S.O..

Dyfyniad Arddull Chicago

Great Britain. General Register Office. Census, 1961, England and Wales, Industry Tables. London: H.M.S.O., 1966.

Dyfyniad MLA

Great Britain. General Register Office. Census, 1961, England and Wales, Industry Tables. H.M.S.O., 1966.

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