Norcross, H. (1967). Dynamic business management. Pan Book.
Dyfyniad Arddull ChicagoNorcross, Harold. Dynamic Business Management. London: Pan Book, 1967.
Dyfyniad MLANorcross, Harold. Dynamic Business Management. Pan Book, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.