Valino, A. T. (2001). Davao firm affirms policy of corporatesocial responsibility. Manila Bulletin.
Chicago-viite (17. p.)Valino, Amada T. "Davao Firm Affirms Policy of Corporatesocial Responsibility." Manila Bulletin 2001.
MLA-viite (9. p.)Valino, Amada T. "Davao Firm Affirms Policy of Corporatesocial Responsibility." Manila Bulletin, 2001.
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