APA (7th ed.) Citation

Harriger, A. R. (1999). Introduction to computer programming Visual Basic 6: A problem-solving approach. Que Education & Training.

Chicago Style (17th ed.) Citation

Harriger, Alka R. Introduction to Computer Programming Visual Basic 6: A Problem-solving Approach. Indianapolis, IN: Que Education & Training, 1999.

MLA (9th ed.) Citation

Harriger, Alka R. Introduction to Computer Programming Visual Basic 6: A Problem-solving Approach. Que Education & Training, 1999.