000			00327nam a2200145Ia 4500
008			230915s9999 xx 000 0 und d
082			_a620 ARO
100			_aArora, K R
245		0	_aSurveying Vol-I
245		0	_dI
260			_bSTANDARD PUBLICATION
260			_c2011
300			_axiv,690
650			_aCivil Engineering
999			_c157429 _d157429