00579nam a22002177a 4500 BD-DhGUBL 20131112142056.0 131112b xxu||||| |||| 00| 0 eng d 8121927811 DLC 621.56 KHU Khurmi, R.S. A text book of refrigeration and air conditions /R.S. Khurmi, J.K. Gupta 1st rev. ed. New Delhi: S.chand, 2007 xii,708p.: ill.; 24 cm. Includes index Refrigeration Gupta, J.K. ddc BK 970 970