Cita APA (7th ed.)

Rad, P. F., & Levin, G. (2006). Metrics for project management: Formalized approaches. Management Concepts.

Cita Chicago (17th ed.)

Rad, Parviz F., i Ginger Levin. Metrics for Project Management: Formalized Approaches. Vienna, Virginia: Management Concepts, 2006.

Cita MLA (9th ed.)

Rad, Parviz F., i Ginger Levin. Metrics for Project Management: Formalized Approaches. Management Concepts, 2006.