Great Britain. Royal Commission on the Distribution of the Industrial Population & Barlow, M. (1940). Report. H.M.S.O..
Dyfyniad Arddull ChicagoGreat Britain. Royal Commission on the Distribution of the Industrial Population and Montague Barlow. Report. London: H.M.S.O., 1940.
Dyfyniad MLAGreat Britain. Royal Commission on the Distribution of the Industrial Population and Montague Barlow. Report. H.M.S.O., 1940.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.