000			00364nam a22001457a 4500
005			20250420135510.0
008			250420b |||||||| |||| 00| 0 eng d
082			_a620.85 _bLYA
100			_aLyapunov, B. _949052
245			_aMan and His Environment.
250			_a1st Ed.
260			_aMoscow : _bProgress Publishers, _c1966.
300			_a117 p.
942			_cBK
999			_c16924 _d16924