Citazione Stile APA (7a Edizione)

Gray, C. F. L. (2014). Project Management (11th ed.). McGraw Hill Education.

Citazione stile Chigago Style (17a edizione)

Gray, Clifford F; Larson. Project Management. 11th ed. New Delhi: McGraw Hill Education, 2014.

Citatione MLA (9a ed.)

Gray, Clifford F; Larson. Project Management. 11th ed. McGraw Hill Education, 2014.