00342nam a2200133Ia 4500008004100000020001500041041000800056082001700064100003100081245003800112250000600150260003900156300001300195210716s2003 xx 000 0 und d a8129700166 aeng a001.432 ADOS aAdolph Steve;Bramble Paul. aPatterns for effective use cases. a1 aNew DelhibPearson Educationc2003 axxii,236