APA (7e ed.) Bronvermelding

Spear, R. J., & Spear, T. M. (1997). Introduction to computer programming in Visual Basic 6.0. Dryden Press.

Chicago (17e ed.) Bronvermelding

Spear, Robert J., en Timothy M. Spear. Introduction to Computer Programming in Visual Basic 6.0. Fort Worth: Dryden Press, 1997.

MLA (9e ed.) Bronvermelding

Spear, Robert J., en Timothy M. Spear. Introduction to Computer Programming in Visual Basic 6.0. Dryden Press, 1997.

Let op: Deze citaties zijn niet altijd 100% accuraat.