SpringerLink (Online service), Land, R., & Bayne, S. (2011). Digital difference: Perspectives on online learning. SensePublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service), Ray Land, और Siâ Bayne. Digital Difference: Perspectives on Online Learning. Rotterdam: SensePublishers, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service), et al. Digital Difference: Perspectives on Online Learning. SensePublishers, 2011.
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