000			00281nam a2200121Ia 4500
008			190216s9999||||xx |||||||||||||| ||und||
100			_aIrodov I E
245		0	_aProblems In General Physics
260			_bMir Pubs Moscow _c1981
300			_a386p
650			_aPhysics
942			_cBK
999			_c33292 _d33292