00398    a2200145   4500003000400000005001700004008004100021020001800062040000900080082001800089100001800107245008100125260003200206300001400238OSt20220723110514.0220723b           ||||| |||| 00| 0 eng d  a9788121927819  coclc  a621.53bKHU/T1 aKhurmi, R. S.  aA textbook of refrigeration and air conditioning /cR S Khurmi and J K Gupta  aNew Delhi:bS Chand,c2022.  a754 pages