00491nam a22001577a 450000500170000001000130001702000260003003500130005603700240006908200120009310000190010524500690012426000410019327000750023430000240030920200914145247.0  aB-732624  a9788193812297c695.00  aB-732624  bAtharv Publications  a025.042  aSuresh, Devath  aOpen distance learning and digital libraries /cby Devath Suresh  aNew DelhibAtharv Publicationsc2019  a110, 1st Floor, Gali No.4, Harphool Vihar, BapraulabNew Delhie110043  axv, 203p.c22cm(Hb)