APA (7 वां संस्करण) प्रशस्ति पत्र

Davies, S., & Hallet, M. (2002). Interactions between National and Regional Development.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Davies, Sara, और Martin Hallet. Interactions Between National and Regional Development. Hamburg, 2002.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Davies, Sara, और Martin Hallet. Interactions Between National and Regional Development. 2002.