APA-čujuhus (7. p.)
O'Brien, J. A. (2003). Introduction to information systems (11th ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)
O'Brien, James A. Introduction to Information Systems. 11th ed. Boston: McGraw-Hill, 2003.
MLA-čujuhus (9. p.)
O'Brien, James A. Introduction to Information Systems. 11th ed. McGraw-Hill, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.