(2003). Top ten viruses and hoaxes reported to Sophos in August 2003. Manila Bulletin.
Chicago Style (17. basım) Atıf"Top Ten Viruses and Hoaxes Reported to Sophos in August 2003." Manila Bulletin 2003.
MLA (9th ed.) Atıf"Top Ten Viruses and Hoaxes Reported to Sophos in August 2003." Manila Bulletin, 2003.
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