000 00269nam a2200121Ia 4500
008 220201s9999 xx 000 0 eng d
082 _a620.1
_bSTE-S
100 _aSTEPIN P
245 0 _aSTRENGTH OF MATERIALS
260 _bPEACE MOSCOW
300 _a401
942 _2ddc
999 _c30420
_d30420