Riordan, S. (1989). CLIO awards: A tribute to thirty years of ad- excellence 1960-1989. PBC International.
Chicago-čujuhus (17. p.)Riordan, Steve. CLIO Awards: A Tribute to Thirty Years of Ad- Excellence 1960-1989. New york: PBC International, 1989.
MLA-čujuhus (9. p.)Riordan, Steve. CLIO Awards: A Tribute to Thirty Years of Ad- Excellence 1960-1989. PBC International, 1989.
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