00318nam a2200109Ia 4500008004100000040002500041082001200066100002600078245004500104260005100149300000800200230627s9999 xx 000 0 und d aNORSU-SiacNORSU-Sia a428 H19 aHand, John S.,.et. al 0aPower in english: experience in language bCALIFORNIA STATE DEPARTMENT OF EDUCATIONc1972 a448