00325pam a2200145a 44500008004100000020000900041041001200050082000900062100002700071245001400098250000600112260004400118300000800162650000900170230515b1990    xxu||||| |||| 00| 0 eng d  aNULL  aENGLISH  aN.D.  a"Hans H.S. ,Puri S.P."  aMechanics  a0  aNULLbTata McGraw Hill Publishingc1990  a387  aNULL