000			00312nam a2200133 4500
005			20251122121533.0
082			_a620.1 _bGUN
100			_aGunasinghe, R.M. & et al _9819
245			_aMechanics: unit I/
260			_aNawala: _bOUSL, _c2012.
300			_a210p.
650			_aBasic measuring tools _9821
942			_cBK
999			_c5165 _d5165