Moore,, Michael G. The effects of distance learning / Michael G. Moore, Melody M. Thompson

The effects of distance learning / Michael G. Moore, Melody M. Thompson . - Rev. ed . - Pennsylvania : The Pennsylvania State University, 1997 . - V, 112 p. 28 cm . - (Research monographs; 15))
1-877780-18-9 (Brochado)

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