000 00348cam a2200145ua 4500
003 OSt
008 250527b |||||||| |||| 00| 0 eng d
082 _a624.17
_bSTE/ST
100 _aStepin , P .
_91769
245 _aStrength of materials /
250 _a1 /
260 _aMoscow :
_bPeace Publishers ,
_c1949.
300 _a396 ; .
942 _cBK
999 _c5637
_d5637