000			00448nam a22001817a 4500
005			20241008070222.0
008			240809b |||||||| |||| 00| 0 eng d
020			_a412122006
041			_aeng
082			_a546.7 _bPOW/T
100			_aPowell, P.:
245			_aThe Chemistry of The Non Metals _c/ by P. Powell
250			_a1st ed.
260			_aLondon: _bChapman and Hall, _c1974.
300			_a281p.
700			_aTimms, P.L.:
942			_cBK
999			_c29014 _d29014