000 00297nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aRamanujam, P. Renga
245 0 _aDistance Open Learning : Challenges To Developing Countries
260 _aDelhi
_bShipra
_c2005
300 _a168p.
942 _cBK
999 _c11757
_d11757