000 00312nam a2200121Ia 4500
100 _aEraut, Michael (ed)
020 _a0-08-033409-1
942 _cBK
245 _aThe International encyclopedia of educational technology
260 _aPergamon Press, Oxford
_c1989
082 _aR371.303 Era
300 _axxii,654
999 _c58631
_d58631