APA (7 वां संस्करण) प्रशस्ति पत्र

Mercier,Hugo. (2017). Enigma of reason: A new theory of human understanding (NA.). Allen Lane.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Mercier,Hugo. Enigma of Reason: A New Theory of Human Understanding. NA. UK: Allen Lane, 2017.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Mercier,Hugo. Enigma of Reason: A New Theory of Human Understanding. NA. Allen Lane, 2017.