APA-čujuhus (7. p.)
Fell, G. J. (2013). Decoding the IT value problem: An executive guide for achieving optimal ROI on critical IT investments. Wiley.
Chicago-čujuhus (17. p.)
Fell, Gregory J. Decoding the IT Value Problem: An Executive Guide for Achieving Optimal ROI on Critical IT Investments. Hoboken, N.J.: Wiley, 2013.
MLA-čujuhus (9. p.)
Fell, Gregory J. Decoding the IT Value Problem: An Executive Guide for Achieving Optimal ROI on Critical IT Investments. Wiley, 2013.
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