TY - BOOK AU - UMAR SAEED, MIAN AU - Dr. Shafiq-ur-Rehman TI - PERFORMANCE ASSESMENT OF ALTERNATE REFRIGERANTS FOR RETROFITTING R22 BASED AIR CONDITIONING SYSTEM U1 - 620.1 PY - 2016/// CY - Karachi PB - PNEC - NUST KW - Mechanical Engineering MS-Thesis ER -