HAWGOOD, D., & JACOBS, R. R. [. (1985). Business data processing. Facts On File Pub.
Chicago-čujuhus (17. p.)HAWGOOD, D., juo R. Robert [ed.] JACOBS. Business Data Processing. New York: Facts On File Pub, 1985.
MLA-čujuhus (9. p.)HAWGOOD, D., juo R. Robert [ed.] JACOBS. Business Data Processing. Facts On File Pub, 1985.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.