Ogilvy, D. (2011). Ogilvy on Advertising. Prion.
Chicago Style aipamenaOgilvy, David. Ogilvy on Advertising. London: Prion, 2011.
MLA aipamenaOgilvy, David. Ogilvy on Advertising. Prion, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.