000			00340nam a2200145Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
041			_aen
082			_a530
100			_aNELKON,M
245		0	_aAdvanced Level physics
250			_a4th Ed.-
260			_bLondon. Heinmann Educational _cBo 1977
300			_a(x),1020p;
942			_cLL
999			_c956 _d956