00265nam a2200109Ia 4500100002600000654001300026245003400039260004700073082001500120300000800135546001200143  aFrados/Joel(editor )   aPlastics  aPlastics engineering handbook  bVan Nostrand Reinhold Co.aNew  Yorkc1976  a668.4bSPI  a909  aENGLISH