SpringerLink (Online service). (2007). Digital document processing: Major directions and recent advances. Springer-Verlag London Limited.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service). Digital Document Processing: Major Directions and Recent Advances. London: Springer-Verlag London Limited, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service). Digital Document Processing: Major Directions and Recent Advances. Springer-Verlag London Limited, 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.