Spiegl, F. (2003). Contradictionary: An A-Z of confusibles, lookalikes and soundalikes. Kyle Cathie.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpiegl, Fritz. Contradictionary: An A-Z of Confusibles, Lookalikes and Soundalikes. London: Kyle Cathie, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSpiegl, Fritz. Contradictionary: An A-Z of Confusibles, Lookalikes and Soundalikes. Kyle Cathie, 2003.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.