McDaniel, C. (2005). Marketing research. New Jersey: John Wiley and Sons.
Dyfyniad Arddull ChicagoMcDaniel, Carl. Marketing Research. New Jersey: John Wiley and Sons, 2005.
Dyfyniad MLAMcDaniel, Carl. Marketing Research. New Jersey: John Wiley and Sons, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.