APA (7e ed.) Bronvermelding

WILLIAMS, B. K. (2001). USING INFORMATION TECHNOLOGY: A PRACTICAL APPROACH TO COMPUTERS. TATA MC-GRAW.

Chicago (17e ed.) Bronvermelding

WILLIAMS, B K. USING INFORMATION TECHNOLOGY: A PRACTICAL APPROACH TO COMPUTERS. NEW DELHI: TATA MC-GRAW, 2001.

MLA (9e ed.) Bronvermelding

WILLIAMS, B K. USING INFORMATION TECHNOLOGY: A PRACTICAL APPROACH TO COMPUTERS. TATA MC-GRAW, 2001.