Srinath, L. S., <br/><br/>
PERT and CPM   Principles and Applications 
L. S. Srinath 
 - 3rd ed. 
 - New Delhi :  Affiliated East-West Press Ltd,  c1971. 
 - ix, 202 p.:  ill.; 
<br/><br/><label>ISBN: </label>8185336202 
<br/><br/><label>Dewey Class. No.: </label> / SRI/PER