Ortega, M., & Bravo, J. (2000). Computers and education in the 21st century. Kluwer Academic Publishers.
Citace podle Chicago (17th ed.)Ortega, Manuel, a Jose Bravo. Computers and Education in the 21st Century. Dordrecht: Kluwer Academic Publishers, 2000.
Citace podle MLA (9th ed.)Ortega, Manuel, a Jose Bravo. Computers and Education in the 21st Century. Kluwer Academic Publishers, 2000.
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