Spence, E. H. (2011). Media, markets, and morals. Wiley-Blackwell.
Dyfyniad Arddull ChicagoSpence, Edward H. Media, Markets, and Morals. Malden, Mass: Wiley-Blackwell, 2011.
Dyfyniad MLASpence, Edward H. Media, Markets, and Morals. Wiley-Blackwell, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.