000 00361nam a2200145Ia 4500
020 _a9780335199426
082 _b1100230
_a370
100 _a"Blatchford, john siraj"
245 0 _aSupporting science, design and technology
260 _aPhiladelphia
_c1995
300 _a146
944 _cTR
999 _c531623
_d531623