00438nam a2200133Ia 450000100060000000800410000604000130004708200200006011000510008024500730013126000820020430000110028654600070029730345140416s9999    xx            000 0 und d  cPK-LaUMT  a 621.042bGOV-E  aGovernfment of Pakistan, Ministry of Petroleum  aEnergy yearbook 1985cGovernfment of Pakistan, Ministry of Petroleum  aIslamabad,Pakistan:bGovernment of Pakistan, Ministry of Petroleum and,c1985  a171 p.  aEN