Highway Research Board. (1970). Principles of project scheduling and monitoring. Highway Research Board.
Cita Chicago (17th ed.)Highway Research Board. Principles of Project Scheduling and Monitoring. Washington, D.C: Highway Research Board, 1970.
Cita MLA (9th ed.)Highway Research Board. Principles of Project Scheduling and Monitoring. Highway Research Board, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.