McCord, P. M. (2007). Creating a million-dollar-a-year sales income: [sales success through client referrals]. John Wiley & Sons.
Chicago-referens (17:e uppl.)McCord, Paul M. Creating a Million-dollar-a-year Sales Income: [sales Success Through Client Referrals]. Hoboken, N.J.: John Wiley & Sons, 2007.
MLA-referens (8:e uppl.)McCord, Paul M. Creating a Million-dollar-a-year Sales Income: [sales Success Through Client Referrals]. John Wiley & Sons, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.