000 00273nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a005.117 BAR
100 _aBarry (Paul)
245 _aHead first Python
260 _aLONDON
_bO'reilly
365 _cRS
999 _c187147
_d187147