000 00355nam a2200145Ia 4500
008 210804s1985||||xx |||||||||||||| ||und||
041 _aeng
082 _a616
_bEGO/AN
100 _aEgorov N S
245 0 _aAntibiotics a scientific approach (egorov n s)
250 _a1st
260 _aMoscow
_bMir publishers moscow
_c1985
300 _a440
942 _cBK
999 _c1057
_d1057