00293nam a2200121Ia 4500008004100000082001600041100001400057245003900071250000800110260002900118300000900147650001500156191201s2009    xx            000 0 und d  a621.57bHUR  aHUNDY, GF 0aRefrigeration and Air Conditioning  a1st  aN. DelhibElsevierc2009  a381.  aB.Tech(ME)