000 00378nam a2200121Ia 4500
001 7423
008 150525s9999 xx 000 0 und d
020 _a0 85950 068 3
100 _aHartley P
245 _aPolymaths: Polymaths Preliminary Course In Mathematics Book E Conversing With A Computer A Fresh Start In Maths
250 _a0
260 _aLondon
_bStanley Thornes(Pub)
_c1984
999 _c39196
_d39196