Παραπομπή APA

Walnum, C. (1999). Complete idiot's guide to Visual basic 6 (with CD) (1st.). Prentice-Hall of India.

Παραπομπή Chicago Style

Walnum, Clayton. Complete Idiot's Guide to Visual Basic 6 (with CD). 1st. New Delhi: Prentice-Hall of India, 1999.

Παραπομπή MLA

Walnum, Clayton. Complete Idiot's Guide to Visual Basic 6 (with CD). 1st. Prentice-Hall of India, 1999.