00804nam0-22002771i-450-99000049567040332120080716095049.0000049567FED01000049567(Aleph)000049567FED0100004956720020821d1965----km-y0itay50------baenga-------001yyCPM in construction managementscheduling by the critical path methodJames J. O'BrienNew York [etc.]McGraw-Hill©1965321 p.ill.24 cmMetodo del percorso criticoIngegneria658.403 2O'brien,James M.ITUNINARICAUNIMARCBK99000049567040332110 P.T. 185370 cceDINELDINELUNINA