Cita APA (7th ed.)

Gray, C. F. L. (2014). Project Management (6th ed.). McGraw Hill Education.

Cita Chicago (17th ed.)

Gray, Clifford F.; Larson. Project Management. 6th ed. New Delhi: McGraw Hill Education, 2014.

Cita MLA (9th ed.)

Gray, Clifford F.; Larson. Project Management. 6th ed. McGraw Hill Education, 2014.