Parmerlee, D. (1992). Preparing the marketing plan. NTC Business Books.
Chicago Style aipamenaParmerlee, David. Preparing the Marketing Plan. Lincolnwood, Ill: NTC Business Books, 1992.
MLA aipamenaParmerlee, David. Preparing the Marketing Plan. NTC Business Books, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.