Gaya APA

Kezner, H. (1998). Project Management : A Systems Approach To Planning Scheduling, And Controlling (Ed. 6). New York: John Wiley & Sons, Inc..

Gaya MLA

Kezner, Harold. "Project Management : A Systems Approach To Planning Scheduling, And Controlling". Ed. 6 New York: John Wiley & Sons, Inc., 1998. Text.