000 00298nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a602 R737
100 _aROHATGI.P.K
245 0 _aTECHNOLOGICAL FORCASTING
260 _aNEW DELHI
_bTata McGraw-Hill
_c1979
300 _a25X16
942 _cBK
_2DDC
999 _c17572
_d17572