00257nam a22000977a 450000500170000000800410001705000140005810000190007224500470009130000210013820260313092217.0260313b        |||||||| |||| 00| 0 eng d  aQA39.2.W7  aWrigley, Colin  aAdditional pure mathematicscColin Wrigley  aills; 432p.bhbk