Cita APA (7a ed.)

Project Management Institute, issuing body, & Institute, P. (2019). Practice standard for project estimating (2nd edition.). Project Management Institute.

Cita Chicago Style (17a ed.)

Project Management Institute, issuing body, y Project Institute. Practice Standard for Project Estimating. 2nd edition. Newtown Square, Pennslyvania: Project Management Institute, 2019.

Cita MLA (9a ed.)

Project Management Institute, issuing body, y Project Institute. Practice Standard for Project Estimating. 2nd edition. Project Management Institute, 2019.