Simonson, M. R. (2006). Teaching and learning at a distance: Foundations of distance education (3rd ed.). Pearson/Merrill Prentice Hall.
Citace podle Chicago (17th ed.)Simonson, Michael R. Teaching and Learning at a Distance: Foundations of Distance Education. 3rd ed. Upper Saddle River, N.J: Pearson/Merrill Prentice Hall, 2006.
Citace podle MLA (9th ed.)Simonson, Michael R. Teaching and Learning at a Distance: Foundations of Distance Education. 3rd ed. Pearson/Merrill Prentice Hall, 2006.
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