Capco, B. (1997). Sol-Gen to tribunal: Allow signature drive. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Capco, Bobby. "Sol-Gen to Tribunal: Allow Signature Drive." Philippine Star 1997.
Lua MLA (9ú heag.)Capco, Bobby. "Sol-Gen to Tribunal: Allow Signature Drive." Philippine Star, 1997.
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