(1990). Industrial organization. Brookfield: An elgar reference collection.
Dyfyniad Arddull ChicagoIndustrial Organization. Brookfield: An elgar reference collection, 1990.
Dyfyniad MLAIndustrial Organization. Brookfield: An elgar reference collection, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.