000 00294nam a2200121Ia 4500
080 _a06.01.01 E61
100 _aEntwistle, N. J.
245 _aEducational research in action
260 _bUniv. of London P.
_aLondonGB
_c1972
300 _ax, 342 p.
583 _c2/16/05
_kJOYD
942 _cM
_mE61
999 _c26630
_d26630