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Lua i Stíl Chicago (17ú heag.)David, Randolph S. "Lolo Ding at 80. IN Public Lives [column]." Philippine Daily Inquirer 1999.
Lua MLA (9ú heag.)David, Randolph S. "Lolo Ding at 80. IN Public Lives [column]." Philippine Daily Inquirer, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.