Calero, J. J. (2000). Movers and shakers in the history of Philippine advertising. GMA Foundation and J. Walter Thompson Co.
Chicago-viite (17. p.)Calero, Javier J. Movers and Shakers in the History of Philippine Advertising. Manila: GMA Foundation and J. Walter Thompson Co, 2000.
MLA-viite (9. p.)Calero, Javier J. Movers and Shakers in the History of Philippine Advertising. GMA Foundation and J. Walter Thompson Co, 2000.
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