APA (7 वां संस्करण) प्रशस्ति पत्र

Holt, J. (2001). UML for systems engineering: Watching the wheels. The Institution of Electrical Engineers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Holt, Jon. UML for Systems Engineering: Watching the Wheels. Londres: The Institution of Electrical Engineers, 2001.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Holt, Jon. UML for Systems Engineering: Watching the Wheels. The Institution of Electrical Engineers, 2001.