Gaya APA

Bradley, J, C., Millspaugh, A, C. (2008). Programming in Visual Basic 2008 (-). New York: Mc Graw-Hill.

Gaya MLA

Bradley, Julia, Case., Millspaugh, Anita, C.. "Programming in Visual Basic 2008". - New York: Mc Graw-Hill, 2008. Text.