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Lua i Stíl Chicago (17ú heag.)Lopez, Edu H. "Marife Zamora. IN Pro-files [column]: My Leadership Approach Is to Focus on the Success of Others." Manila Bulletin 2003.
Lua MLA (9ú heag.)Lopez, Edu H. "Marife Zamora. IN Pro-files [column]: My Leadership Approach Is to Focus on the Success of Others." Manila Bulletin, 2003.
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