00324nam a2200109Ia 4500008004100000082001500041100001600056245008700072260003700159300001000196650000800206060110s9999    xx            000 0 und d  a420bJOR/E  aJORDAN, R R  aEnglish for academic purposes : a guide and resource book for teacherscR R Jordan  bCambridge University Pressc1997  a404p.  a420