COX, R. (1964). Theory In Marketing Reavis Cox, Wroe Lderson, Stanley J. Shapiro. Richard D. Irwin.
Dyfyniad Arddull ChicagoCOX, Reavis. Theory In Marketing Reavis Cox, Wroe Lderson, Stanley J. Shapiro. Richard D. Irwin, 1964.
Dyfyniad MLACOX, Reavis. Theory In Marketing Reavis Cox, Wroe Lderson, Stanley J. Shapiro. Richard D. Irwin, 1964.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.