00471nam a22001217a 4500020001600000082001000016100002500026245017400051260003400225300002700259650003800286700002500324  qHard Cover.  a620.1  aMuhammad Tahir Yamin  aEnergy and Exergy Analysis of Solar Assisted Cascade Vapor Compression and Absorption Refrigeration System with Different Alternate Refrigerants /cMuhammad Tahir Yamin.  aIslamabad:bPNEC NUST,c2015.  a75 p. :bill. ;c30cm.  aMechanical Engineering MS-Thesis.  aDr. Shafiq ur Rehman