00494nam a2200169Ia 4500100002100000650001200021942000700033366000700040654001400047245002500061260003400086082001700120300000800137546001200145999001700157952015000174  aLienhard/John H   aGeneral  cBK  f20  ainvention  aHow invention begins  bOxford university pressc2006  a608/LIEbLIE  a277  aENGLISH  c32090d32090  001040708CRCaCRCEbCRCEd2023-03-17eDharma Enterprisesg316.00i298 dt 28/04/2009l0o608/LIE LIEp19610r2023-03-17v395.00w0000-00-00yBK