00286nam a2200121Ia 450000500170000000800410001704100080005808200150006610000200008124500160010126000380011730000090015520260720174634.0260720s2003    xx            000 0 und d  aeng  a510.2 JOHM  aJohnson, Trevor  aMathematics  aEnglandbHodder & stoughtonc2003  a284p