Cooper Alan. (2014). About Face: The Essentials of Interaction Design (4th.). Wiley India.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCooper Alan. About Face: The Essentials of Interaction Design. 4th. New Delhi: Wiley India, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCooper Alan. About Face: The Essentials of Interaction Design. 4th. Wiley India, 2014.
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