Gaya APA

Bradley, J, C., Millspaugh, A, C. (2008). Programming in visual basic 2008 (7). United State of America: McGraw-Hill Companies,.

Gaya MLA

Bradley, Julia, Case., Millspaugh, Anita, C.. "Programming in visual basic 2008". 7 United State of America: McGraw-Hill Companies,, 2008. Text.