00309nam a2200133Ia 4500008004100000020001800041041000800059082001700067100002100084245002700105250001000132260002400142300000900166211209s2003    xx            000 0 und d  a9788177588743  aeng  a620.1123 RAO  aSINGIRESU S. RAO  aMECHANICAL VIBRATIONS   a4 ed.  bPEARSON INDIAc2003  a1110