000 00310nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a510
100 _aBolt, R. L.
245 0 _aRevision and practice in mathematics
260 _aLondon
_bEdward Arnold
_c1984
300 _a86p.
942 _cLL
999 _c2770
_d2770