Lockyer, K. G. <br/><br/>
An introduction to critical path analysis, 
by K. G. Lockyer. 
 - 3rd ed. 
 - London,  Pitman,  1969. 
 - xi, 219 p.  illus.  23 cm. 
<br/><br/>Bibliography: p. 203-208. 
<br/><br/><label>ISBN: </label>0273405446 
<br/><br/><label>LCCN: </label>72490722 //r84 
<br/><br/><label>Nat. Bib. No.: </label>B70-10737 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Critical path analysis.
<br/><br/><label>LC Class. No.: </label>T57.85  / .L59 1969 
<br/><br/><label>Dewey Class. No.: </label>658.4/032