Alano, C. M. (2001). Bernie & Marilen Concepcion: The labs of their lives. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Alano, Ching M. "Bernie & Marilen Concepcion: The Labs of Their Lives." Philippine Star 2001.
Lua MLA (9ú heag.)Alano, Ching M. "Bernie & Marilen Concepcion: The Labs of Their Lives." Philippine Star, 2001.
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