000			00346nam a2200145Ia 4500
008			170101s1964 xx 000 0 und d
082			_a541.2 G71E
100			_aGRAY, Harry B
245		0	_aElectronics and chemical bonding
260			_bN.Y _c1964
300			_a223p
650			_aCHEMICAL BONDS
653			_aCHEMICAL BONDS
942			_2ddc _cB
999			_c47574 _d47574