000 00476nam a2200169Ia 4500
999 _c12292
_d12292
005 20220309094531.0
008 180712s9999 xx 000 0 und d
020 _a9806254031
041 _aEN
082 _a374.4
_bDIS
_223
100 _aCroft, Marian
245 _aDISTANCE education: Development and access
_c/by Marian Croft...[et al]
260 _aCaracas
_bInternational council for distance education
_c1990
509 _aNS
650 _aAdult-education
942 _cR