000 00270nam a2200133Ia 4500
100 _aA K Bakhshi
020 _a81-237-1458-0
654 _aENERGY
942 _cBK
245 _aEnergy
260 _aNBT, New Delhi
_c1995
082 _a333.79 Bak
300 _ax,89p figs.
999 _c30928
_d30928