Lua APA (7ú heag.)

Gatdula, D. (1999). SSS to hold on to PCIB shares. Philippine Star.

Lua i Stíl Chicago (17ú heag.)

Gatdula, Donnabelle. "SSS to Hold on to PCIB Shares." Philippine Star 1999.

Lua MLA (9ú heag.)

Gatdula, Donnabelle. "SSS to Hold on to PCIB Shares." Philippine Star, 1999.

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