RAMANUJAM, P. R. (2002). Distance open learning: Challenges to developing countries. Shipra publications.
Chicago-viite (17. p.)RAMANUJAM, P. Renga. Distance Open Learning: Challenges to Developing Countries. Shipra publications, 2002.
MLA-viite (9. p.)RAMANUJAM, P. Renga. Distance Open Learning: Challenges to Developing Countries. Shipra publications, 2002.
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