000 00275nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aBeckhard Richard
_957720
245 0 _aChanging The Essence
260 _bJossey-Bass Publishers
_c1992
300 _a105
942 _cBK
_pCL
999 _c187312
_d187312