000 00301nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aDUESENBERRY (J S)
245 0 _aCases and Problems in Economics
260 _cGeorge Allen & Unwin (Publishers) Ltd
365 _b0
650 _aNIL
942 _cBK
999 _c98082
_d98082