6. Références
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Joyce, B., Weil, M., Calhoun, E. : Models of teaching, 6th edition, Allyn & Bacon, 2000
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Reeves, T.C., Reeves, P.M., Effective Dimensions of Interactive Learning on the World Wide Web, in Web-Based Instruction, Englewood Cliffs N.J. : Educational Technology Publications, 1998
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