Gaya APA
Deitel, P., Deitel, H. (2007).
Simply Visual Basic 2005 (Second Edittion).
United State of America:
Pearson Prentice Hall=.
Gaya MLA
Deitel, P.J.., Deitel, H.M..
"Simply Visual Basic 2005".
Second Edittion
United State of America:
Pearson Prentice Hall=,
2007.
Text.