00339nam a2200133Ia 4500080001700000100001300017245007500030260003000105300001000135500001500145650002700160010000900187010000900196  a802.0 HAY si  aHay, Pat  aSignature elementary, workbook/ Pat Hay, Diane Phillips, Susan Sheerin  aUSA:bNelson House,c1990  a88 p.  aexemplares  aLingua inglesa-manuais  atrue  atrue