APA način citiranja (7. izdanje)

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

Čikaški stil citiranja (17. izdanje)

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

MLA način citiranja (9. izdanje)

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