Yuvienco, J. Being social drives economic progress. IN Business Agenda. Manila Bulletin.
Čikaški stil citiranja (17. izdanje)Yuvienco, Joel. "Being Social Drives Economic Progress. IN Business Agenda." Manila Bulletin .
MLA način citiranja (9. izdanje)Yuvienco, Joel. "Being Social Drives Economic Progress. IN Business Agenda." Manila Bulletin, .
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