Nastase Ramon. <br/><br/>
Computer networking for beginners:  your guide for mastering computer networking, Cisco IOS and the OSI model/ 
Ramon Nastase. 
 - Great Britain :  Amazon,  2018. 
 - 222 pages :  illustrations;  23 cm 
<br/><br/><label>ISBN: </label>9781731076458 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.<br/>Basics of computer networking.