McCord, P. M. (2007). Creating a million-dollar-a-year sales income. John Wiley & Sons.
Citación estilo ChicagoMcCord, Paul M. Creating a Million-dollar-a-year Sales Income. John Wiley & Sons, 2007.
Cita MLAMcCord, Paul M. Creating a Million-dollar-a-year Sales Income. John Wiley & Sons, 2007.
Precaución: Estas citas no son 100% exactas.