Diaz, C. M. J. (1999). Multinationals trim operations in RP. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Diaz, Conrado M. Jr. "Multinationals Trim Operations in RP." Philippine Star 1999.
Lua MLA (9ú heag.)Diaz, Conrado M. Jr. "Multinationals Trim Operations in RP." Philippine Star, 1999.
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