Staples, W. D. (1999). Think Like a Winner. UBS.
Dyfyniad Arddull ChicagoStaples, Walter Doyle. Think Like a Winner. New Delhi: UBS, 1999.
Dyfyniad MLAStaples, Walter Doyle. Think Like a Winner. UBS, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.