APA-viite

Siler, B., & Spotts, J. (2001). Using Visual Basic 6.- Special Edition. Prentice Hall.

Chicago-tyylinen lähdeviittaus

Siler, Brian, ja Jeff Spotts. Using Visual Basic 6.- Special Edition. New Delhi: Prentice Hall, 2001.

MLA-viite

Siler, Brian, ja Jeff Spotts. Using Visual Basic 6.- Special Edition. Prentice Hall, 2001.