00297nam a2200121Ia 4500008004100000041001200041082001500053100001900068245004300087260001900130300000800149650001800157231217s9999    xx            000 0 und d  aEnglish  a671.2  RAM  aRamana Rao T V 0aMetal casting: Principles and practice  c1996bNew Age,  a288  aMetal casting