Walwin, J., & Krokatsis, H. (2006). You'll Never Know: Drawing and Random Interference / Hayward Gallery Touring. Jeni Walwin and Henry Krokatsis. Hayward Gallery.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWalwin, Jeni, और Henry Krokatsis. You'll Never Know: Drawing and Random Interference / Hayward Gallery Touring. Jeni Walwin and Henry Krokatsis. London: Hayward Gallery, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWalwin, Jeni, और Henry Krokatsis. You'll Never Know: Drawing and Random Interference / Hayward Gallery Touring. Jeni Walwin and Henry Krokatsis. Hayward Gallery, 2006.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.