000 00337nam a22001337a 4500
999 _c197049
_d197049
003 LDD
005 20220211155359.0
008 220211b ||||| |||| 00| 0 eng d
040 _aLDD
245 _a American Journal of distance education
260 _aILLINOIS
_bamerican centre the Stndy
_c1995
300 _aV.9(1-3)
942 _2ddc
_cJ