Remenyi, D. (1999). IT Investment. Better Worth- Heinemann.
Chicago-čujuhus (17. p.)Remenyi, Dan. IT Investment. Better Worth- Heinemann, 1999.
MLA-čujuhus (9. p.)Remenyi, Dan. IT Investment. Better Worth- Heinemann, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.