000 00316nam a2200121Ia 4500
082 _a510
_bOPC
245 _aComplex unmbers II
_b: mathematics foundation course unit 29
260 _aBletchley Bucks:
_bOpen University Press,
_c1971.
300 _b54p.
546 _aeng
650 _aMathematics
_9203010
942 _cBK
999 _c81708
_d81708