Computer and network professional.  Certification guide. 
Christiensen,J Scott. 
 - 2nd ed. 
 - San Francisco:  Sybex,  c1999. 
 - xli,p607.;  22 cm. 
<br/><br/>Includes Index References(p.607). 
<br/><br/><label>ISBN: </label>9780782125450 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CS
<br/><br/><label>Dewey Class. No.: </label>004.6  / CHR-C 1999 788720