APA Style
Cernak, Linda. (2003).
Viruses (discovery channel school) .
USA:
Discovery Communications, Inc.
Chicago Style
Cernak, Linda.
Viruses (discovery channel school).
USA:
Discovery Communications, Inc,
2003.
CD-ROM.
MLA Style
Cernak, Linda.
Viruses (discovery channel school).
USA:
Discovery Communications, Inc,
2003.
CD-ROM.
Turabian Style
Cernak, Linda.
Viruses (discovery channel school).
USA:
Discovery Communications, Inc,
2003.
CD-ROM.