000 00564cam a2200229 4500
008 090401t1981 xxu||||| |||| 00| 0 eng d
020 _a0117250899
035 _a(Sirsi) u44444
041 _aeng
050 _a690
110 _aBuilding Research Establishment
245 _aOffice lighting for good visual task conditions
260 _aLondon
_bHMSO
_c1981
300 _a8p. ; 30cm.
350 _a0
490 _aBRE Digest
_v256
650 _aLIGHTING
650 _aOFFICES
690 _aBlock management
_96220
942 _n0
948 _c04/03/1997
999 _c91530
_d91530