Firestone, O. (1970). The public persuader: Government advertising. Methuen.
Lua i Stíl Chicago (17ú heag.)Firestone, O.J. The Public Persuader: Government Advertising. Toronto: Methuen, 1970.
Lua MLA (9ú heag.)Firestone, O.J. The Public Persuader: Government Advertising. Methuen, 1970.
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