00259nam a2200109Ia 4500008004100000041000800041082001400049100001600063245003400079260002800113300000800141211209s1950    xx            000 0 und d  aeng  a428.2 TOW  aGASTILL P A  aENGLISH FOR SCIENCE STUDENTS   bDAVID FULTON PUB.c1950  a190