Co, M. R. (2017). When the customer's unhappy and you know it. Philippine Daily Inquirer.
Chicago Style (17. basım) AtıfCo, Myrna Rodriguez. "When the Customer's Unhappy and You Know It." Philippine Daily Inquirer 2017.
MLA (9th ed.) AtıfCo, Myrna Rodriguez. "When the Customer's Unhappy and You Know It." Philippine Daily Inquirer, 2017.
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