Lock, D. (2001). The Essentials of project management. Gower.
Cita Chicago (17th ed.)Lock, Dennis. The Essentials of Project Management. Hampshire: Gower, 2001.
Cita MLA (9th ed.)Lock, Dennis. The Essentials of Project Management. Gower, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.