APA (7th ed.) Citation

Forsmark, J. (1996). QBasic for business problem solving. Irwin.

Chicago Style (17th ed.) Citation

Forsmark, John. QBasic for Business Problem Solving. Chicago: Irwin, 1996.

MLA (9th ed.) Citation

Forsmark, John. QBasic for Business Problem Solving. Irwin, 1996.