000 00345nam a2200121Ia 4500
100 _aBates, Tony & Gallagher, Margaret
020 _a0 902204-89-0
942 _cBK
245 _aFormative evaluation of educational television programmes
260 _aCouncil for educational technology, London
_c1978
082 _a371.3358 Bat/Gal
300 _a63
999 _c13561
_d13561