000 00332nam a2200133Ia 4500
008 190706s9999 xx 000 0 und d
020 _a0-7494-0849-9
082 _a371.3078 E46
100 _aELLINGTON,H
245 0 _aHANDBOOK OF EDUCATIONAL TECHNOLOGY
260 _aLONDON
_bKogan Page
_c1993
300 _a22X14
942 _cREF
_2DDC
999 _c7114
_d7114