Dumlao, T. A. (2012). Top exec sets his heart in Shell Foundation. Philippine Daily Inquirer.
Chicago-viite (17. p.)Dumlao, Tina Arceo. "Top Exec Sets His Heart in Shell Foundation." Philippine Daily Inquirer 2012.
MLA-viite (9. p.)Dumlao, Tina Arceo. "Top Exec Sets His Heart in Shell Foundation." Philippine Daily Inquirer, 2012.
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