Gaya APA
Programming Visual Basic 2008. (2009).
New York:
[s.n.].
Gaya Chicago
Programming Visual Basic 2008.
1.
New York:
[s.n.],
2009.
Text.
Gaya MLA
Programming Visual Basic 2008.
1.
New York:
[s.n.],
2009.
Text.
Gaya Turabian
Programming Visual Basic 2008.
New York:
[s.n.],
2009.
Print.