Dyfyniad APA
Geller, L. K. (2002). Response: The complete guide to profitable direct marketing (Rev. and expanded.). Oxford University Press.
Dyfyniad Arddull Chicago
Geller, Lois K. Response: The Complete Guide to Profitable Direct Marketing. Rev. and expanded. New York: Oxford University Press, 2002.
Dyfyniad MLA
Geller, Lois K. Response: The Complete Guide to Profitable Direct Marketing. Rev. and expanded. Oxford University Press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.