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Teaching and learning at a distance : foundations of distance education / Michael Simonson ... [et al.]. - 2a. - Upper Saddle River, N.J. : Pearson Education, 2003. - xvii, 302 p. : il. ; 23 cm.

Incluye referencias bibliográficas.

ISBN: 013094629X

Subjects--Topical Terms:
Educación a distancia.

LC Class. No.: LC5800 / T43 2003