Παραπομπή σε μορφή APA (7η εκδ.)

Keen, J. M. (2011). Making technology investments profitable: ROI roadmap from business case to value realization (2nd ed.). John Wiley & Sons. https://doi.org/10.1002/9781119198758

Παραπομπή σε μορφή Chicago (17η εκδ.)

Keen, Jack M. Making Technology Investments Profitable: ROI Roadmap from Business Case to Value Realization. 2nd ed. Hoboken, N.J.: John Wiley & Sons, 2011. https://doi.org/10.1002/9781119198758.

Παραπομπή σε μορφή MLA (8th εκδ.)

Keen, Jack M. Making Technology Investments Profitable: ROI Roadmap from Business Case to Value Realization. 2nd ed. John Wiley & Sons, 2011. https://doi.org/10.1002/9781119198758.