Lammle, Todd <br/><br/>
CCNA routing and switching :  complete review guide / 
Todd Lammle 
 - 2nd ed. 
 - Indianapolis, IN :  Sybex,  2017 
 - xxxiii, 445 p. :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781119288367 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing personnel--Certification<br/>Telecommunication--Switching systems--Examinations--Study guides<br/>Telecommunication--Switching systems--Examinations<br/>Routing (Computer network management)--Examinations--Study guides