000 00340nam a2200145Ia 4500
020 _a0809482622
082 _b172
_a000
100 _a"Berry, C.E."
245 0 _aMathematics and Computers
260 _bTime Life Books
_aHong Kong
_c1988
300 _a112
944 _cR
999 _c172435
_d172435