000 00255nam a2200109Ia 4500
008 200906s9999 xx 000 0 und d
082 _a828 E554
100 _aEMPSON.W
245 0 _aSEVEN T YPES OF AMBIGUITY
260 _bPENGUIN BOOKS
_c1961
942 _cBK
999 _c62187
_d62187