000 00255nam a2200109Ia 4500
008 231212s1981 xx 000 0 und d
041 _aeng
082 _a621.37
100 _aKtitorov A.F.
245 _aBasic Practice in
260 _aMascow
_bMir Pub
_c1981
999 _c958477
_d958477