APA način citiranja (7. izdanje)

Gray, C. F. (2003). Project management: The managerial process (ada cd). McGraw-Hill.

Čikaški stil citiranja (17. izdanje)

Gray, Clifford F. Project Management: The Managerial Process (ada Cd). McGraw-Hill, 2003.

MLA način citiranja (8. izdanje)

Gray, Clifford F. Project Management: The Managerial Process (ada Cd). McGraw-Hill, 2003.