00301nam a2200109Ia 4500008004100000082001300041100002000054245004300074250001400117260005000131300001000181150201s1990    xx            000 0 und d  a671bLIN  aRoy A. Lindberg  aProcesses and Materials of Manufacture  a4th . Ed.  bPHI Learning Private LimitedaNew Delhic1990  a864p.