000 00289nam a2200109Ia 4500
100 _aAhuja, Dilip R
942 _cBK
245 _aNational Energy Data Systems : proceeding of an international workshop
260 _aConcept, New delhi
_c1984
082 _a338.2(54) Ahu
300 _axxvi; 511
999 _c12763
_d12763