APA način citiranja

Clifford F Gray. (2000). Project management: The managerial process. Boston, Massachusetts: McGraw-Hill.

Čikaški stil citiranja

Clifford F Gray. Project Management: The Managerial Process. Boston, Massachusetts: McGraw-Hill, 2000.

MLA način citiranja

Clifford F Gray. Project Management: The Managerial Process. Boston, Massachusetts: McGraw-Hill, 2000.