000			003330000a22001330004500
245			_aCPM in construciton management : project management with CPM
100			_aO'Brien, J.J.
250			_a2d ed.
260			_aNew York _bMcGraw Hill _c1971
300			_a313 p., ill.
080			_a65.012.144:69 _bO2
041			_aEN
942			_cBK
999			_c95923 _d95923