Hylen, J. (2009). Beyond textbooks: Digital learning resources as systemic innovation in the Nordic countries. OECD.
Citace podle Chicago (17th ed.)Hylen, Jan. Beyond Textbooks: Digital Learning Resources as Systemic Innovation in the Nordic Countries. [Paris]: OECD, 2009.
Citace podle MLA (9th ed.)Hylen, Jan. Beyond Textbooks: Digital Learning Resources as Systemic Innovation in the Nordic Countries. OECD, 2009.
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