Lua APA (7ú heag.)

Lopez, E. H. (1997). RP loses P1.17B in software piracy. Manila Bulletin.

Lua i Stíl Chicago (17ú heag.)

Lopez, Edu H. "RP Loses P1.17B in Software Piracy." Manila Bulletin 1997.

Lua MLA (9ú heag.)

Lopez, Edu H. "RP Loses P1.17B in Software Piracy." Manila Bulletin, 1997.

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