A programmed introduction to PERT / 
Federal Electric Corporation. 
 - New York :  John Wiley & Sons,  1963. 
 - 145p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0471256803 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PERT (Network analysis)--Programmed instruction.