00434nam a22001217a 4500008004100000020002200041082002600063100002000089245009000109260004500199300002200244650004600266140201b        xxu||||| |||| 00| 0 eng d  a987-1-4180-0560-3  aCir. 621.56 J63b2006  aJohnson, Cecil   aRefrigeration : a residential and light commercial text and lab book /cCecil Johnson  aU.S.A :bThomson Delmar Learning,cc2006  aix, 663p. :bill.  aRefrigeration and refrigerating machinery