Bowen, K. A. (1991). Prolog and expert systems. McGraw-Hill.
Chicago-čujuhus (17. p.)Bowen, Kenneth A. Prolog and Expert Systems. New York: McGraw-Hill, 1991.
MLA-čujuhus (9. p.)Bowen, Kenneth A. Prolog and Expert Systems. McGraw-Hill, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.