000 00284nam a2200133Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c170
040 _aET
100 _aJENA SITANSU
245 0 _aICT IN EDUCATION
260 _bSHIPRA BOOK DEPOT
500 _a65169
942 _cBK
999 _c71132
_d71132