Collins, J. (2002). Built to Last. Collins Business.
Dyfyniad Arddull ChicagoCollins, James. Built to Last. Collins Business, 2002.
Dyfyniad MLACollins, James. Built to Last. Collins Business, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.