000 00297nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Kaswan, N.R."
245 0 _aEnergy Resources and Economic development
260 _bConcept Publishers
260 _c1992
365 _b160.00
942 _cBK
999 _c137334
_d137334