Senn, J. A. (1989). Analysis & design of information systems (2nd ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Senn, James A. Analysis & Design of Information Systems. 2nd ed. New York: McGraw-Hill, 1989.
MLA-čujuhus (9. p.)Senn, James A. Analysis & Design of Information Systems. 2nd ed. McGraw-Hill, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.