000 003700000a22001570004500
245 _aCurrent technology index 1989
260 _aLondon
_bLibrary Association
_c1990
300 _a806p.
020 _a1856040038
080 _a014.3:05:6
_bC8
650 _aTECHNOLOGY-INDEXES
650 _aENGINEERING-INDEXES
650 _aINDEXES
041 _aEN
942 _cBK
999 _c58870
_d58870