000 00356pam a2200157a 44500
008 230515b1976 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGL
082 _a624.1834 / RIX
100 _aRIXMM R.
245 _aCHEMICAL ADMIXTURES FOR CONCRETE
250 _aN.D.
260 _aNULL
_bE&F.N
_c1976
300 _a234 HB
650 _aNULL
999 _c624308
_d624308