Liebowitz, J. (1990). Expert Systems for Business & Management. Yourdon Press.
Chicago-čujuhus (17. p.)Liebowitz, Jay. Expert Systems for Business & Management. Englewood Cliffs, N.J.: Yourdon Press, 1990.
MLA-čujuhus (9. p.)Liebowitz, Jay. Expert Systems for Business & Management. Yourdon Press, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.