000 00425nam a22001697a 4500
003 NUST - PNEC
005 20170116181035.0
008 150919b xxu||||| |||| 00| 0 eng d
020 _a0849389283
040 _cLIBRARY
082 _a621.4022 ALE
100 _911318
_aAlefeld, Georg
245 _aHeat conversion systems
_cGeorg Alefeld
260 _cc.1994
650 _911320
_aConversion system
_xME
942 _2ddc
_cBK
999 _c67881
_d67881