00378    a2200145   4500001000700000003000400007005001700011008004100028082001600069100002000085245007100105260002900176300001000205700001700215066173OSt20210915145508.0                                          a511.8bE95G1 aEdwards, Dilwyn1 aGuide to mathematical modellingcby Dilwyn Edwards and Mike Hamson  aNew YorkbPalgravec2007  a326p.  aHamson, Mike