Lockyer, K. G. <br/><br/>
An introduction to critical path analysis / 
K.G. Lockyer.. 
 - London :  Pitman,  [1964] 
<br/><br/> First published in 1964. 
<br/><br/>"Selected reading": p. 105-107. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Critical path analysis.