Nicholas M. John and Herman Steyn <br/><br/>
Project Management for Business, Engineering, and Technology  Principles and Practice 
Nicholas M. John  Herman Steyn 
 - 3rd ed. 
 - AMERICA  Elsevier ltd  2011 
 - 707p. 
<br/><br/><label>ISBN: </label>978-0-7506-8399-9 
<br/><br/><label>LC Class. No.: </label>HD 69  / .P75N53 2011 
<br/><br/><label>Dewey Class. No.: </label>