Planning & Scheduling Professional (PSP) Certification Study Guide FFiirrsstt EEddiittiioonn,, RReevviisseedd 22000088 Planning and Scheduling Professional (PSP) Certification Study Guide First Edition, Revised Copyright © 2008 By AACE International 209 Prairie Avenue, Suite 100 Morgantown, WV 26501-5934 USA Phone : +1.304.2968444 Fax: +1.304.2915728 Email :