00313nam a2200109Ia 4500082002300000100005400023245007400077260002600151300001600177500000500193700000500198  a333.79025bB575.YE  aBharat Information Technology Services, New Delhi  aYearbook of energy-environment statistics 1998bcEd. by Sanjay Gupta  aNew DelhibBITSc1998  axvii, 114p.  a  a