Shaffer,L.R. <br/><br/>
Critical Path Method / 
edited by L.R. Shaffer 
 - NY:  McGraw-Hill Inc.;  1965. 
 - XI,216  [hb] 
<br/><br/><label>ISBN: </label>070563713 
<br/><br/><label>Dewey Class. No.: </label>690  / SHA-C