00273nam a2200109 a 450000500170000008200130001710000150003024500460004525000120009126000370010330000230014020251203091602.0  a530bDUN  aDuncan, T.  aAdvanced physics: materials and mechanics  a2nd ed.  aLoNew DelhionbJohn Murrayc1981  aviii, 374p, 22 cm.