000 00272nam a2200121Ia 4500
020 _a5010004496
082 _a335.4119 ZOT/H
100 _aZotov, V
245 0 _aHow to study historical materialism
260 _bProgress
_aMoscow
_c1988
650 _aHistory
942 _cBK
999 _c11325
_d11325