000			00377nam a2200169Ia 4500
008			220901s9999 xx 000 0 und d
041			_a  ENGLISH
082			_a621.47.47
082			_bSIN
100			_aSINHA,B.P
245		0	_aMechanical estimating and costing
260			_bTMH NEWDELHI
260			_c1998
300			_a171
650			_a  COSTING
942			_cTB
999			_c132137 _d132137