000 00478nam a2200193Ia 4500
005 20250619144748.0
008 250619s9999||||xx |||||||||||||| ||und||
020 _c25
040 _aMAIN
041 _aEnglish
082 _a370
_bUNW
100 _aUnwin, Derick and Leedham, John
245 0 _aAspects of educaitonal technology
260 _aLondon
_b; Methuen
_c, 1967
300 _avii,544p.
650 _aEducation
650 _aEducational Technology
942 _cBK
999 _c111652
_d111652