000 00260nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a378.6(058)
_bWOR
245 0 _aWorld of learning. 1971-72. 2 V
250 _aEd.22
260 _aLondon
_bEuropa
942 _cBK
999 _c21747
_d21747