APA (7 वां संस्करण) प्रशस्ति पत्र

Gadd, K. (2011). TRIZ for engineers: Enabling inventive problem solving. Wiley.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Gadd, Karen. TRIZ for Engineers: Enabling Inventive Problem Solving. Chichester, West Sussex ; Hoboken, N.J.: Wiley, 2011.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Gadd, Karen. TRIZ for Engineers: Enabling Inventive Problem Solving. Wiley, 2011.