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041			_aEnglish
100			_aPremachandra, I. M.
245		2	_aA Technique to print computer programmes in two columns an approach to saving printing paper
260			_aSri Lanka : _bUniversity of Sri Jayewardenepura, _c1987
300			_a10p.; _c28cm
650			_aSeminar
942			_cSM
999			_c153895 _d153895