Lammle, Todd <br/><br/>
CCNA routing and switching /  study guide 
Todd Lammle 
 - Indianapolis  John Wiley  2013 
 - 1xxiv,1100p.  ill.  24cm 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9781118749616  RM180.47 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication--Switching systems