Eris, Reue L. <br/><br/>
Introduction to PERT-CPM 

 - New York  Richard D Irwin  1963 
 - various pagination 
<br/><br/><label>Subjects--Index Terms: </label>PERT and CPM 
<br/><br/><label>Dewey Class. No.: </label>658.403 2  / ERI