000 00455cam a2200181ua 4500
020 _cRs 906.20
041 _aeng
_h
082 _a621.402
_bDRY/EF
100 _aDryden, I G C .
245 _aEfficient use of energy /
_cI G C Dryden.
_hTextual Documents
250 _a2 /
_b.
260 _aLondon :
_bButterworth Scientific ,
_c1982.
300 _a602 ; .
365 _aRs 906.20
504 _a
942 _cBK
999 _c256082
_d256082