Rothman, D., & Miller, J. (2014). Lead generation for dummies. John Wiley & Sons.
Dyfyniad Arddull ChicagoRothman, Dayna, and Jon Miller. Lead Generation for Dummies. Hoboken, New Jersey: John Wiley & Sons, 2014.
Dyfyniad MLARothman, Dayna, and Jon Miller. Lead Generation for Dummies. John Wiley & Sons, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.