APA (7 वां संस्करण) प्रशस्ति पत्र

Roulstone, D. B., & Phillips, J. J. (2008). ROI for technology projects: Measuring and delivering value. Butterworth-Heinemann.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Roulstone, D. Brian, और Jack J. Phillips. ROI for Technology Projects: Measuring and Delivering Value. Burlington, Mass: Butterworth-Heinemann, 2008.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Roulstone, D. Brian, और Jack J. Phillips. ROI for Technology Projects: Measuring and Delivering Value. Butterworth-Heinemann, 2008.