000 00273nam a2200121Ia 4500
008 201201s9999 xx 000 0 und d
082 _a330
100 _aCHAND,TARA
245 0 _aENGINEERING ECONOMICS
250 _aV 1
260 _bROORKEE, NEM CHAND
_c1972
942 _cOB
999 _c17258
_d17258