Sennewald, Charles A.,  1931- <br/><br/>
Security consulting 
Charles A. Sennewald 
 - 2nd ed. 
 - Boston  Butterworth- Heinemann  1995 
 - xv, 168 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0750696435  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Security consultants--Handbooks, manuals , etc.