Dyfyniad APA

Waugh, T. (2005). Power up your profits: 31 days to better selling (2nd ed.). Hoboken, N.J.: John Wiley & Sons.

Dyfyniad Arddull Chicago

Waugh, Troy. Power Up Your Profits: 31 Days to Better Selling. 2nd ed. Hoboken, N.J.: John Wiley & Sons, 2005.

Dyfyniad MLA

Waugh, Troy. Power Up Your Profits: 31 Days to Better Selling. 2nd ed. Hoboken, N.J.: John Wiley & Sons, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.