ნორმალური ფორმატი
MARC ფორმატი
Ponton, Michael K. ავტორი (Personal Name)
Machine generated authority record.
Work cat.: (GE_BSU)0: Rovai, Alfred P. 12601, Distance learning in higher education :
Machine generated authority record.
Work cat.: (GE_BSU)0: Rovai, Alfred P. 12601, Distance learning in higher education :