000 00578cam a2200229 4500
008 090401t1970 xxu||||| |||| 00| 0 eng d
020 _a011721406X
035 _a(Sirsi) u15219
041 _aeng
050 _a690
110 _aBuilding Research Establishment
245 _aLightweight aggregate concretes.
260 _aLondon
_bHMSO
_c1970
300 _a4p. ; 30cm.
350 _a0
490 _aBRE Digest
_v123
650 _aCONCRETE
650 _aLIGHTWEIGHT AGGREGATES
690 _aBUILT ENVIRONMENT-BUILDING MATERIALS
942 _n0
948 _c04/03/1997
999 _c87267
_d87267