00345nam a2200133Ia 4500008004100000020001500041041001200056082001100068100001500079245005600094260003800150300000800188650001500196221030s9999    xx            000 0 und d  a8184121025  aEnglish  a105.23  aR. N. Dhar 2aA Text book of Engineering Mechanicscby R. N. Dhar  bAsian Books Ltd.aNew Delhic2009  a801  aMechanical