ROGERS, E. M. (1994). A history of communication study. The fre press.
Dyfyniad Arddull ChicagoROGERS, Everett M. A History of Communication Study. The fre press, 1994.
Dyfyniad MLAROGERS, Everett M. A History of Communication Study. The fre press, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.