APA (7 वां संस्करण) प्रशस्ति पत्र

Spies, M., & Wenger, K. (2020). Branded interactions: Marketing through design in the digital age (Revised and updated edition.). Thames & Hudson.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Spies, Marco, और Katja Wenger. Branded Interactions: Marketing Through Design in the Digital Age. Revised and updated edition. London [England]: Thames & Hudson, 2020.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Spies, Marco, और Katja Wenger. Branded Interactions: Marketing Through Design in the Digital Age. Revised and updated edition. Thames & Hudson, 2020.