Gordon, G. (1998). System simulation. PHI.
Chicago-čujuhus (17. p.)Gordon, Geoffrey. System Simulation. New Delhi: PHI, 1998.
MLA-čujuhus (9. p.)Gordon, Geoffrey. System Simulation. PHI, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.