000			004420000a22001930004500
245			_aThe Chemistry of cement & concrete
100			_aLea, F.M.
250			_a3rd ed.
260			_aLondon _bEdward Arnold _c1970
300			_axiv, 727p. : ill.
500			_aIndex included
020			_a0713122773
080			_a666.9 _bL4
650			_aCEMENT
650			_aCONCRETE
650			_aCEMENT INDUSTRY
041			_aEN
942			_cBK
999			_c92760 _d92760