00482nam a2200133Ia 4500008004100000040001700041082002700058110008100085245003700166260003500203300001600238440004100254650005300295190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta333.820212bU58W  aUnited Nations. Department of Economic and Social Affairs.Statistical office 0aWorld energy supplies. 1950-1974  aNew YorkbUnited Nationsc1976  alxxv, 825p.  aStatistical papers series J ; no. 19  aPower resources; Nuclear energy; Electrification