APA stil citiranja

Heerkens, G. R. (2005). Project management: Project management : 24 lessons to help you master any project : [the employee handbook for enhancing corporate performance]. New York [etc.]: McGraw-Hill.

Chicago stil citiranja

Heerkens, Gary R. Project management: Project management : 24 lessons to help you master any project : [the employee handbook for enhancing corporate performance]. New York [etc.]: McGraw-Hill, 2005.

MLA stil citiranja

Heerkens, Gary R. Project management: Project management : 24 lessons to help you master any project : [the employee handbook for enhancing corporate performance]. New York [etc.]: McGraw-Hill, 2005.