000 00339nam a2200145 4500
082 _a374.4 SAI-D
100 _aSaini, Gurbachan S
245 _aDistance teaching: Prospects and problems
250 _a
260 _aLudhiana
_bSahitya Kala Prakashan
_c1980
300 _a
490 _a
650 _aDistance Education
942 _cBK
999 _c590509
_d590509