000 004570000a22001690004500
245 _aLift traffic analysis, design and control
100 _aBarney, G.C.
_921143
100 _aSantos, Dos S.M.
_924450
260 _aHerts
_bPeter Peregrinus
_c1977
440 _aIEE control engineering series; No.2
_9492
020 _a0901223867
080 _a621.876.114
_bB3
650 _aLifts
_924451
650 _aEscalators
041 _aEN
942 _cBK
_01
999 _c111343
_d111343