RIES AL. (2002). FALL OF ADVERTISING AND THE RISE OF PR. HARPER COLLINS PUBLISHERS.
Chicago-viite (17. p.)RIES AL. FALL OF ADVERTISING AND THE RISE OF PR. NEW YORK: HARPER COLLINS PUBLISHERS, 2002.
MLA-viite (9. p.)RIES AL. FALL OF ADVERTISING AND THE RISE OF PR. HARPER COLLINS PUBLISHERS, 2002.
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